{"title":"US No. 557 Bur – Busch Crosscut Straight Fissure Carbide, Made in Germany","description":"\u003cp\u003eThe \u003cstrong\u003eUS No. 557\u003c\/strong\u003e is the standard crosscut straight fissure bur of American operative dentistry: a flat-end cylinder with cross-cut blades and a 1.0 mm head. Busch \u0026amp; Co. manufactures it in Germany as \u003cstrong\u003eBusch No. 31 010\u003c\/strong\u003e in tungsten carbide and \u003cstrong\u003e36 010\u003c\/strong\u003e in steel, plus the long-head \u003cstrong\u003e557L\u003c\/strong\u003e and the surgical \u003cstrong\u003e557X\u003c\/strong\u003e. Every 557 on this page is made by Busch in Engelskirchen and ships from our US warehouse.\u003c\/p\u003e\u003ch2\u003eWhich US 557 Do You Need?\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch;\"\u003e\u003ctable style=\"border-collapse:collapse;font-size:14px;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:left;background:#f6f6f6;\"\u003eUS No.\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:left;background:#f6f6f6;\"\u003eBusch No.\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:left;background:#f6f6f6;\"\u003eMaterial\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:left;background:#f6f6f6;\"\u003eShank\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:left;background:#f6f6f6;\"\u003eBest for\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 10px;text-align:left;background:#f6f6f6;\"\u003ePack\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003e\u003ca href=\"\/products\/carbide-cylinder-fissure-dental-bur-busch-31-010-fg-pack-of-6\"\u003e557\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003e31 010\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eCarbide\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eFG\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eHigh-speed cavity preparation, amalgam and composite removal\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003e6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003e\u003ca href=\"\/products\/carbide-cylinder-flat-cutter-dental-bur-31-010-pack-of-6\"\u003e557\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003e31 010\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eCarbide\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eHP\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eStraight handpiece: lab work, denture and acrylic adjustment\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003e6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003e\u003ca href=\"\/products\/steel-cylinder-flat-cutter-dental-bur-36-010-pack-of-6\"\u003e557\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003e36 010\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eSteel\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eHP\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eEconomical cutting of acrylics, plaster and soft materials\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003e6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003e\u003ca href=\"\/products\/carbide-cylinder-fissure-dental-bur-31l-010-fg-pack-of-6\"\u003e557L\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003e31L 010\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eCarbide\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eFG\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eLonger head for deeper boxes and taller preparations\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003e6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003e\u003ca href=\"\/products\/carbide-cylinder-flat-cutter-bur-busch-31l-010-pack-of-6\"\u003e557L\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003e31L 010\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eCarbide\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eHP\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eLonger head in the straight handpiece\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003e6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003e\u003ca href=\"\/products\/carbide-cylinder-round-bone-cutter-dental-bur-31rl-010-fgxl-pack-of-2\"\u003e557X\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003e31RL 010\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eCarbide\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eFG-XL (25 mm)\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003eSurgical: sectioning teeth and roots with extended reach; rounded end\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 10px;\"\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;\"\u003eFG = friction grip, 1.6 mm shank for the high-speed handpiece. HP = 2.35 mm shank for the straight handpiece. FG-XL = 25 mm surgical-length friction grip. See the \u003ca href=\"\/pages\/busch-bur-size-chart\"\u003eBusch Bur Size Chart\u003c\/a\u003e for shank and head dimensions.\u003c\/p\u003e\u003ch2\u003eClinical Uses of the 557 Bur\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCavity preparation:\u003c\/strong\u003e opening through enamel, establishing straight walls and the flat floor of Class I and Class II preparations, and cutting proximal boxes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRestoration removal:\u003c\/strong\u003e the cross-cut blades break up old amalgam and composite quickly and clear the debris instead of packing with it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSectioning:\u003c\/strong\u003e dividing multi-rooted teeth for surgical extraction, where the 557X puts the same cutting head on a 25 mm shank for reach and visibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLaboratory and denture work:\u003c\/strong\u003e the HP carbide and steel versions trim acrylic, adjust denture bases and reduce plaster and stone models in the straight handpiece.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eA crosscut fissure bur cuts fast and leaves a rougher wall. When you need a smooth cavity wall or a finish line, follow the 557 with its plain-cut twin, the \u003ca href=\"\/products\/carbide-cylinder-fissure-dental-bur-21-010-fg-pack-of-6\"\u003eUS No. 57 (Busch 21 010)\u003c\/a\u003e, or a finishing bur.\u003c\/p\u003e\u003ch2\u003eSpeed and Technique\u003c\/h2\u003e\u003cp\u003eRun the FG 557 in the high-speed handpiece with continuous water spray and light, intermittent pressure; let the cross-cut blades do the work rather than leaning on the bur. Use the HP versions in the straight handpiece at laboratory speeds. Maximum recommended speeds for every Busch shape are listed in our \u003ca href=\"\/pages\/dental-bur-speed-chart\"\u003eDental Bur Speed Chart\u003c\/a\u003e, and reprocessing steps for carbide and steel burs in the \u003ca href=\"\/pages\/dental-bur-sterilization-guide\"\u003eBur Sterilization Guide\u003c\/a\u003e.\u003c\/p\u003e\u003ch2\u003eMade in Germany by Busch \u0026amp; Co.\u003c\/h2\u003e\u003cp\u003eBusch \u0026amp; Co. has manufactured rotary instruments in Engelskirchen, Germany since 1905. Every 557 here is a genuine Busch instrument: precision-ground tungsten carbide or steel heads on concentric shanks, produced under ISO-certified quality management and guaranteed to arrive free of manufacturing defects under our \u003ca href=\"\/pages\/warranty\"\u003eBusch arrival guarantee\u003c\/a\u003e.\u003c\/p\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/MadeInGermanySmall.png?v=1775134964\" alt=\"Dental Instruments, Tools, Burs, Diamonds and Polishers Made In Germany\"\u003e\u003c\/div\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWhat is the Busch number for a US 557 bur?\u003c\/strong\u003e Busch No. 31 010 for the carbide 557 in FG or HP, and 36 010 for the steel 557. The long-head 557L is Busch 31L 010; the surgical 557X is Busch 31RL 010 on a 25 mm FG-XL shank.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat size is a 557 bur?\u003c\/strong\u003e The 557 has a 1.0 mm head diameter (ISO size 010) on a flat-end cylinder with cross-cut blades. The FG carbide carries the full ISO code 500 314 107 007 010.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is the difference between a 557 and a 57?\u003c\/strong\u003e Same shape and size. The 557 is crosscut for fast, aggressive cutting and debris clearance; the 57 (Busch 21 010) is plain-cut and leaves a smoother wall. Many clinicians open with the 557 and refine with the 57.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e557 vs 557L vs 557X?\u003c\/strong\u003e The 557L has a longer cutting head for deeper preparations. The 557X is the surgical version: a 25 mm FG-XL shank for reach when sectioning teeth and roots, with a rounded end.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan I cut a crown off with a 557?\u003c\/strong\u003e It will cut through metal, but it dulls quickly on it. For crown removal, the \u003ca href=\"\/collections\/crown-cutter-bur-collection\"\u003eBusch Crown Cutter burs\u003c\/a\u003e are built for the job and last far longer.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre Busch 557 burs reusable?\u003c\/strong\u003e Yes. Carbide and steel burs are cleaned, disinfected and sterilized between patients and replaced when they dull; the \u003ca href=\"\/pages\/dental-bur-sterilization-guide\"\u003eBur Sterilization Guide\u003c\/a\u003e gives the validated steps.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eRelated resources:\u003c\/strong\u003e \u003ca href=\"\/pages\/us-bur-numbers\"\u003eUS Bur Number Finder\u003c\/a\u003e · \u003ca href=\"\/pages\/bur-comparison-chart\"\u003eBur Comparison Chart\u003c\/a\u003e · \u003ca href=\"\/pages\/dental-bur-speed-chart\"\u003eSpeed Chart\u003c\/a\u003e · \u003ca href=\"\/pages\/dental-bur-glossary\"\u003eBur Glossary\u003c\/a\u003e · \u003ca href=\"\/collections\/shop-straight-fissure-burs\"\u003eAll Straight Fissure (Cylinder) Burs\u003c\/a\u003e\u003c\/p\u003e","products":[{"product_id":"steel-cylinder-flat-cutter-dental-bur-36-010-pack-of-6","title":"US No. 557 Busch Steel Straight Fissure (Cylinder) Bur | Busch No. 36 010 – Crosscut – HP | Pack of 6","description":"\u003cp\u003eThe \u003cstrong\u003esteel cylinder flat cutter dental bur\u003c\/strong\u003e from Busch \u0026amp; Co. GmbH is a precision-engineered rotary cutting instrument designed for demanding applications in plastics technology and model making. Manufactured in Germany to exacting standards, this bur delivers consistent, controlled material removal across a range of workpiece materials.\u003c\/p\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Steel, Cylinder Flat, Cutter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUS Number:\u003c\/strong\u003e 557\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem Reference:\u003c\/strong\u003e 36 010\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO Classification:\u003c\/strong\u003e 310 104 107 002 010\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack Quantity:\u003c\/strong\u003e 6 burs per pack\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003esteel cylinder flat cutter dental bur\u003c\/strong\u003e is well-suited for the following dental laboratory applications:\u003c\/p\u003e\u003ctable role=\"presentation\" style=\"border:0;border-collapse:collapse;width:100%;max-width:640px;margin:0 0 1em 0;background:transparent;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:0;padding:6px 14px 6px 4px;text-align:center;vertical-align:middle;width:52px;background:transparent;line-height:0;font-size:0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/Plastics_Tech.png?v=1767131648\" alt=\"Plastics Technology\" width=\"34\" height=\"34\" loading=\"lazy\" style=\"display:block;margin:0 auto;width:34px;height:34px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"border:0;padding:6px 0;text-align:left;vertical-align:middle;background:transparent;\"\u003e\n\u003cstrong\u003ePlastics Technology\u003c\/strong\u003e — Shaping, trimming and finishing of acrylic dentures and appliances.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:0;padding:6px 14px 6px 4px;text-align:center;vertical-align:middle;width:52px;background:transparent;line-height:0;font-size:0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/Model_Making.png?v=1767131647\" alt=\"Model Making\" width=\"34\" height=\"34\" loading=\"lazy\" style=\"display:block;margin:0 auto;width:34px;height:34px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"border:0;padding:6px 0;text-align:left;vertical-align:middle;background:transparent;\"\u003e\n\u003cstrong\u003eModel Making\u003c\/strong\u003e — Trimming and detailing of plaster and stone models.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eWhy Choose This Bur\u003c\/h2\u003e\u003cp\u003eAs a \u003cstrong\u003esteel cylinder flat cutter dental bur\u003c\/strong\u003e, this instrument features a flat-ended cylindrical geometry that allows for precise flat-bottomed cuts and shoulder preparations. The steel construction provides durability and consistent cutting performance over repeated use. Each pack contains 6 burs, ensuring an efficient supply for professional or workshop environments.\u003c\/p\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/MadeInGermanySmall.png?v=1775134964\" alt=\"Dental Instruments, Tools, Burs, Diamonds and Polishers Made In Germany\"\u003e\u003c\/div\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWhat is the ISO classification for this bur?\u003c\/strong\u003e The ISO classification is 310 104 107 002 010.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow many burs are included per pack?\u003c\/strong\u003e Each pack contains 6 individual burs.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat applications is this steel cylinder flat cutter dental bur suitable for?\u003c\/strong\u003e It is recommended for plastics technology and model making applications.\u003c\/p\u003e","brand":"Busch \u0026 Co. GmbH","offers":[{"title":"Default Title","offer_id":50367823511838,"sku":"011465","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/36-stahl-zt-base_43033ace-3bd0-45df-bdbc-617906ce373b.png?v=1766501277"},{"product_id":"carbide-cylinder-flat-cutter-dental-bur-31-010-pack-of-6","title":"US No. 557 Busch Carbide Straight Fissure (Cylinder) Bur | Busch No. 31 010 – Crosscut – HP | Pack of 6","description":"\u003cp\u003eThe \u003cstrong\u003ecarbide cylinder flat cutter dental bur\u003c\/strong\u003e from Busch \u0026amp; Co. GmbH is a precision-engineered rotary instrument designed for demanding cutting and shaping tasks across multiple professional disciplines. This high-performance carbide cutter features a cylinder flat geometry that delivers consistent, controlled material removal with every pass.\u003c\/p\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eClassified under ISO standard 500 104 107 007 010, this \u003cstrong\u003ecarbide cylinder flat cutter dental bur\u003c\/strong\u003e is manufactured in Germany to rigorous quality standards. The cylinder flat profile makes it ideally suited for flat-bottomed preparations and smooth lateral wall finishing, providing the precision and repeatability that professionals require.\u003c\/p\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eAs a versatile \u003cstrong\u003ecarbide cylinder flat cutter dental bur\u003c\/strong\u003e, this instrument addresses the needs of technicians and clinicians working across prosthodontic, laboratory, and industrial applications.\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003ecarbide cylinder flat cutter dental bur\u003c\/strong\u003e is well-suited for the following dental laboratory applications:\u003c\/p\u003e\u003ctable role=\"presentation\" style=\"border:0;border-collapse:collapse;width:100%;max-width:640px;margin:0 0 1em 0;background:transparent;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:0;padding:6px 14px 6px 4px;text-align:center;vertical-align:middle;width:52px;background:transparent;line-height:0;font-size:0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/Crown_Bridge_Tech.png?v=1767131647\" alt=\"Crown and Bridge Technology\" width=\"34\" height=\"34\" loading=\"lazy\" style=\"display:block;margin:0 auto;width:34px;height:34px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"border:0;padding:6px 0;text-align:left;vertical-align:middle;background:transparent;\"\u003e\n\u003cstrong\u003eCrown and Bridge Technology\u003c\/strong\u003e — Shaping, trimming and finishing of crown and bridge frameworks in the laboratory.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:0;padding:6px 14px 6px 4px;text-align:center;vertical-align:middle;width:52px;background:transparent;line-height:0;font-size:0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/Plastics_Tech.png?v=1767131648\" alt=\"Plastics Technology\" width=\"34\" height=\"34\" loading=\"lazy\" style=\"display:block;margin:0 auto;width:34px;height:34px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"border:0;padding:6px 0;text-align:left;vertical-align:middle;background:transparent;\"\u003e\n\u003cstrong\u003ePlastics Technology\u003c\/strong\u003e — Shaping, trimming and finishing of acrylic dentures and appliances.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:0;padding:6px 14px 6px 4px;text-align:center;vertical-align:middle;width:52px;background:transparent;line-height:0;font-size:0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/Model_Making.png?v=1767131647\" alt=\"Model Making\" width=\"34\" height=\"34\" loading=\"lazy\" style=\"display:block;margin:0 auto;width:34px;height:34px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"border:0;padding:6px 0;text-align:left;vertical-align:middle;background:transparent;\"\u003e\n\u003cstrong\u003eModel Making\u003c\/strong\u003e — Trimming and detailing of plaster and stone models.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:0;padding:6px 14px 6px 4px;text-align:center;vertical-align:middle;width:52px;background:transparent;line-height:0;font-size:0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/Model_Cast_Tech.png?v=1767131648\" alt=\"Model Casting Technique\" width=\"34\" height=\"34\" loading=\"lazy\" style=\"display:block;margin:0 auto;width:34px;height:34px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"border:0;padding:6px 0;text-align:left;vertical-align:middle;background:transparent;\"\u003e\n\u003cstrong\u003eModel Casting Technique\u003c\/strong\u003e — Finishing and adjustment of cast metal frameworks.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCarbide construction for extended tool life and consistent cutting efficiency\u003c\/li\u003e\n\u003cli\u003eCylinder flat geometry for flat-bottomed preparations and lateral finishing\u003c\/li\u003e\n\u003cli\u003eISO classification: 500 104 107 007 010\u003c\/li\u003e\n\u003cli\u003eSupplied as a pack of 6 for continuous workflow\u003c\/li\u003e\n\u003cli\u003eMade in Germany\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/MadeInGermanySmall.png?v=1775134964\" alt=\"Dental Instruments, Tools, Burs, Diamonds and Polishers Made In Germany\"\u003e\u003c\/div\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWhat ISO classification does this carbide cylinder flat cutter dental bur carry?\u003c\/strong\u003e This bur is classified under ISO 500 104 107 007 010, ensuring standardized compatibility with professional rotary systems.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow many burs are included per pack?\u003c\/strong\u003e Each pack contains 6 burs, supporting uninterrupted workflow in laboratory and clinical environments.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhere is this product manufactured?\u003c\/strong\u003e This instrument is made in Germany by Busch \u0026amp; Co. GmbH, reflecting a long tradition of precision tool manufacturing.\u003c\/p\u003e\u003ch2\u003e\u003ca href=\"\/pages\/bur-comparison-chart#b-31-010-hp\" style=\"color:inherit;text-decoration:none;\"\u003eCompare With\u003c\/a\u003e\u003c\/h2\u003e\u003ctable style=\"border-collapse:collapse;margin:0 0 1em 0;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 12px;text-align:left;background:#f6f6f6;\"\u003eManufacturer\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 12px;text-align:left;background:#f6f6f6;\"\u003eReference\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eKomet (Gebr. Brasseler)\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eH31.104.010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eBrasseler USA\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eH31.11.010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eMeisinger\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eHM31-010-HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eSS White\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003e310066\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eNTI (Kerr Rotary)\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eHP557-KC5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eAlpen (Coltène)\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eR600557\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eEdenta\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eC31.104.010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer literature:\u003c\/strong\u003e Busch catalogs and product brochures for this line are available in our \u003ca href=\"\/pages\/busch-burs-catalogs\"\u003eBusch Burs Catalog Library\u003c\/a\u003e.\u003c\/p\u003e","brand":"Busch \u0026 Co. GmbH","offers":[{"title":"Default Title","offer_id":50367837667614,"sku":"020881","price":36.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/31-zt-base_7f44efd1-61ff-4f8d-b816-c1a60e165b1e.png?v=1766500869"},{"product_id":"carbide-cylinder-flat-cutter-bur-busch-31l-010-pack-of-6","title":"US No. 557L Busch Carbide Straight Fissure (Cylinder) Long Bur | Busch No. 31L 010 – Crosscut – HP | Pack of 6","description":"\u003cp\u003eThe \u003cstrong\u003ecarbide cylinder flat cutter bur\u003c\/strong\u003e from Busch \u0026amp; Co. GmbH is a precision rotary cutting tool engineered for demanding material removal and shaping tasks across a range of professional applications. Built to exacting German manufacturing standards, this high-performance instrument delivers consistent, controlled results in every use.\u003c\/p\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eThis \u003cstrong\u003ecarbide cylinder flat cutter bur\u003c\/strong\u003e features a cylinder flat geometry designed to produce clean, flat-bottomed cuts with smooth sidewalls. The carbide construction ensures long-lasting cutting performance and resistance to wear, making it a reliable choice for high-volume work environments.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Carbide Cutter, Cylinder Flat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Classification:\u003c\/strong\u003e ISO: 500 104 110 007 010\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUS No.:\u003c\/strong\u003e 557L\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack Quantity:\u003c\/strong\u003e 6 pieces\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003ecarbide cylinder flat cutter bur\u003c\/strong\u003e is well-suited for the following dental laboratory applications:\u003c\/p\u003e\u003ctable role=\"presentation\" style=\"border:0;border-collapse:collapse;width:100%;max-width:640px;margin:0 0 1em 0;background:transparent;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:0;padding:6px 14px 6px 4px;text-align:center;vertical-align:middle;width:52px;background:transparent;line-height:0;font-size:0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/Crown_Bridge_Tech.png?v=1767131647\" alt=\"Crown and Bridge Technology\" width=\"34\" height=\"34\" loading=\"lazy\" style=\"display:block;margin:0 auto;width:34px;height:34px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"border:0;padding:6px 0;text-align:left;vertical-align:middle;background:transparent;\"\u003e\n\u003cstrong\u003eCrown and Bridge Technology\u003c\/strong\u003e — Shaping, trimming and finishing of crown and bridge frameworks in the laboratory.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:0;padding:6px 14px 6px 4px;text-align:center;vertical-align:middle;width:52px;background:transparent;line-height:0;font-size:0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/Plastics_Tech.png?v=1767131648\" alt=\"Plastics Technology\" width=\"34\" height=\"34\" loading=\"lazy\" style=\"display:block;margin:0 auto;width:34px;height:34px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"border:0;padding:6px 0;text-align:left;vertical-align:middle;background:transparent;\"\u003e\n\u003cstrong\u003ePlastics Technology\u003c\/strong\u003e — Shaping, trimming and finishing of acrylic dentures and appliances.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:0;padding:6px 14px 6px 4px;text-align:center;vertical-align:middle;width:52px;background:transparent;line-height:0;font-size:0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/Model_Making.png?v=1767131647\" alt=\"Model Making\" width=\"34\" height=\"34\" loading=\"lazy\" style=\"display:block;margin:0 auto;width:34px;height:34px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"border:0;padding:6px 0;text-align:left;vertical-align:middle;background:transparent;\"\u003e\n\u003cstrong\u003eModel Making\u003c\/strong\u003e — Trimming and detailing of plaster and stone models.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:0;padding:6px 14px 6px 4px;text-align:center;vertical-align:middle;width:52px;background:transparent;line-height:0;font-size:0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/Model_Cast_Tech.png?v=1767131648\" alt=\"Model Casting Technique\" width=\"34\" height=\"34\" loading=\"lazy\" style=\"display:block;margin:0 auto;width:34px;height:34px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"border:0;padding:6px 0;text-align:left;vertical-align:middle;background:transparent;\"\u003e\n\u003cstrong\u003eModel Casting Technique\u003c\/strong\u003e — Finishing and adjustment of cast metal frameworks.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eGerman Engineering\u003c\/h2\u003e\u003cp\u003eManufactured in Germany, this \u003cstrong\u003ecarbide cylinder flat cutter bur\u003c\/strong\u003e meets the rigorous quality expectations associated with Busch \u0026amp; Co. GmbH, a trusted name in precision rotary instruments for dental and technical applications.\u003c\/p\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/MadeInGermanySmall.png?v=1775134964\" alt=\"Dental Instruments, Tools, Burs, Diamonds and Polishers Made In Germany\"\u003e\u003c\/div\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWhat ISO classification does this bur correspond to?\u003c\/strong\u003e This instrument is classified under ISO: 500 104 110 007 010.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow many burs are included in a pack?\u003c\/strong\u003e Each pack contains 6 pieces of the 31L 010 carbide cylinder flat cutter bur.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat shank type does this bur use?\u003c\/strong\u003e This bur is designed for HP (handpiece) use, suitable for straight handpiece applications.\u003c\/p\u003e\u003ch2\u003e\u003ca href=\"\/pages\/bur-comparison-chart#b-31l-010-hp\" style=\"color:inherit;text-decoration:none;\"\u003eCompare With\u003c\/a\u003e\u003c\/h2\u003e\u003ctable style=\"border-collapse:collapse;margin:0 0 1em 0;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 12px;text-align:left;background:#f6f6f6;\"\u003eManufacturer\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 12px;text-align:left;background:#f6f6f6;\"\u003eReference\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eKomet (Gebr. Brasseler)\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eH31L.104.010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eBrasseler USA\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eH31L.11.010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eMeisinger\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eHM31L-010-HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eEdenta\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eC31L.104.010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer literature:\u003c\/strong\u003e Busch catalogs and product brochures for this line are available in our \u003ca href=\"\/pages\/busch-burs-catalogs\"\u003eBusch Burs Catalog Library\u003c\/a\u003e.\u003c\/p\u003e","brand":"Busch \u0026 Co. GmbH","offers":[{"title":"Default Title","offer_id":50367839338782,"sku":"020977","price":40.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/31l-zt-base_e63f4724-404a-457d-a107-d8ec2e9c0c0d.png?v=1766500966"},{"product_id":"carbide-cylinder-fissure-dental-bur-busch-31-010-fg-pack-of-6","title":"US No. 557 Busch Carbide Straight Fissure (Cylinder) Bur | Busch No. 31 010 – Crosscut – FG | Pack of 6","description":"\u003cp\u003eThe \u003cstrong\u003ecarbide cylinder fissure dental bur\u003c\/strong\u003e (Busch 31 010, US No. 557) is a precision-engineered Cylinder Flat, Excavating and Fissure Bur designed to deliver consistent, controlled cutting in demanding clinical environments. Manufactured to exacting standards, this bur is classified under ISO 500 314 107 007 010, ensuring compatibility and predictability across procedures.\u003c\/p\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThis \u003cstrong\u003ecarbide cylinder fissure dental bur\u003c\/strong\u003e features a cylindrical flat-end geometry specifically suited for excavating carious tissue and preparing fissures with accuracy. The carbide construction provides the hardness and wear resistance required for efficient, repeatable cutting performance, making it a dependable choice for restorative workflows.\u003c\/p\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003ecarbide cylinder fissure dental bur\u003c\/strong\u003e is well-suited for the following clinical procedures:\u003c\/p\u003e\u003ctable role=\"presentation\" style=\"border:0;border-collapse:collapse;width:100%;max-width:640px;margin:0 0 1em 0;background:transparent;\"\u003e\u003ctbody\u003e\u003ctr\u003e\n\u003ctd style=\"border:0;padding:6px 14px 6px 4px;text-align:center;vertical-align:middle;width:52px;background:transparent;line-height:0;font-size:0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/Cavity_Fissure_Prep.png?v=1767131647\" alt=\"Cavity\/Fissure Preparation\" width=\"34\" height=\"34\" loading=\"lazy\" style=\"display:block;margin:0 auto;width:34px;height:34px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"border:0;padding:6px 0;text-align:left;vertical-align:middle;background:transparent;\"\u003e\n\u003cstrong\u003eCavity\/Fissure Preparation\u003c\/strong\u003e — Opening, extending and shaping cavities and fissures with controlled removal of enamel and dentin.\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eStandard Classification\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eISO Classification\u003c\/td\u003e\n\u003ctd\u003e500 314 107 007 010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUS Number\u003c\/td\u003e\n\u003ctd\u003e557\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHead Form\u003c\/td\u003e\n\u003ctd\u003eCylinder Flat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eCarbide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Quantity\u003c\/td\u003e\n\u003ctd\u003e6 burs per pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eQuality and Origin\u003c\/h2\u003e\u003cp\u003eAs a product of Busch \u0026amp; Co. GmbH, each \u003cstrong\u003ecarbide cylinder fissure dental bur\u003c\/strong\u003e is made in Germany, reflecting the precision manufacturing and quality control standards the brand is known for globally. This pack of 6 offers practice-ready convenience for busy clinical settings.\u003c\/p\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/MadeInGermanySmall.png?v=1775134964\" alt=\"Dental Instruments, Tools, Burs, Diamonds and Polishers Made In Germany\"\u003e\u003c\/div\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWhat shank type is the 31 010 bur designed for?\u003c\/strong\u003e This bur is supplied in the FG (Friction Grip) shank format, compatible with standard high-speed handpieces.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow many burs are included per pack?\u003c\/strong\u003e Each pack contains 6 individual carbide cylinder fissure dental bur units, providing an efficient supply for clinical use.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is the ISO classification for this bur?\u003c\/strong\u003e The ISO classification is 500 314 107 007 010, which defines the shank type, head form, diameter, and length parameters.\u003c\/p\u003e\u003ch2\u003e\u003ca href=\"\/pages\/bur-comparison-chart#b-31-010-fg\" style=\"color:inherit;text-decoration:none;\"\u003eCompare With\u003c\/a\u003e\u003c\/h2\u003e\u003ctable style=\"border-collapse:collapse;margin:0 0 1em 0;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 12px;text-align:left;background:#f6f6f6;\"\u003eManufacturer\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 12px;text-align:left;background:#f6f6f6;\"\u003eReference\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eKomet (Gebr. Brasseler)\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eH31.314.010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eBrasseler USA\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eH31.31.010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eMeisinger\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eHM31-010-FG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eSS White\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003e310127\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eNTI (Kerr Rotary)\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eFG557-KC0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eAlpen (Coltène)\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eR100557\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eKarl Schumacher\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eBCO0557F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer literature:\u003c\/strong\u003e Busch catalogs and product brochures for this line are available in our \u003ca href=\"\/pages\/busch-burs-catalogs\"\u003eBusch Burs Catalog Library\u003c\/a\u003e.\u003c\/p\u003e","brand":"Busch \u0026 Co. GmbH","offers":[{"title":"Default Title","offer_id":50367862767902,"sku":"020953","price":36.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/31-base_df7211c9-49b8-4314-aacb-ae08b3592cea.png?v=1766500863"},{"product_id":"carbide-cylinder-round-bone-cutter-dental-bur-31rl-010-fgxl-pack-of-2","title":"US No. 557X Busch Carbide Straight Fissure (Cylinder) Round Bur | Busch No. 31RL 010 – Crosscut – FG-XL | Pack of 2","description":"\u003cp\u003eThe \u003cstrong\u003ecarbide cylinder round bone cutter dental bur\u003c\/strong\u003e from Busch \u0026amp; Co. GmbH is a precision-engineered rotary instrument designed to meet the exacting demands of oral surgery procedures. Built to ISO standard 500 316 140 007 010, this bur delivers consistent, controlled cutting performance across a range of bone-reduction and shaping applications.\u003c\/p\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Carbide, Cylinder Round, Bone Cutter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReference:\u003c\/strong\u003e 31RL 010 (US No. 557X)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank:\u003c\/strong\u003e FGXL (Friction Grip Extra Long)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCut:\u003c\/strong\u003e FISS (Fissure)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShape:\u003c\/strong\u003e Cylinder Round (CYL RD)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Carbide (CAR)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Classification:\u003c\/strong\u003e ISO 500 316 140 007 010\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack Size:\u003c\/strong\u003e Pack of 2\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003ecarbide cylinder round bone cutter dental bur\u003c\/strong\u003e is specifically indicated for oral surgery, where precise osseous tissue removal and contouring are critical. Its cylindrical round geometry facilitates smooth, efficient cutting strokes with minimal lateral pressure, helping to protect surrounding anatomical structures.\u003c\/p\u003e\u003ch2\u003eWhy Choose This Bur?\u003c\/h2\u003e\u003cp\u003eAs a \u003cstrong\u003ecarbide cylinder round bone cutter dental bur\u003c\/strong\u003e, this instrument benefits from German engineering and manufacturing standards upheld by Busch \u0026amp; Co. GmbH. Carbide construction ensures superior hardness, longevity, and edge retention compared to standard steel alternatives, making it a reliable choice for demanding surgical environments.\u003c\/p\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/MadeInGermanySmall.png?v=1775134964\" alt=\"Dental Instruments, Tools, Burs, Diamonds and Polishers Made In Germany\"\u003e\u003c\/div\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWhat procedures is this bur suited for?\u003c\/strong\u003e This \u003cstrong\u003ecarbide cylinder round bone cutter dental bur\u003c\/strong\u003e is primarily indicated for oral surgery applications requiring controlled bone cutting and contouring.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow many burs are included?\u003c\/strong\u003e Each purchase includes a pack of 2 burs.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is the ISO classification?\u003c\/strong\u003e The ISO standard classification for this instrument is 500 316 140 007 010.\u003c\/p\u003e","brand":"Busch \u0026 Co. GmbH","offers":[{"title":"Default Title","offer_id":50367869780254,"sku":"021109","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/31rl-base_27675f69-4b6d-4e28-9bb3-236474891435.png?v=1766501034"},{"product_id":"carbide-cylinder-fissure-dental-bur-31l-010-fg-pack-of-6","title":"US No. 557L Busch Carbide Straight Fissure (Cylinder) Long Bur | Busch No. 31L 010 – Crosscut – FG | Pack of 6","description":"\u003cp\u003eThe \u003cstrong\u003ecarbide cylinder fissure dental bur\u003c\/strong\u003e 31L 010 (US No. 557L 010) is a precision-engineered rotary instrument designed for efficient cavity and fissure preparation in restorative dentistry. Manufactured by Busch \u0026amp; Co. GmbH in Germany, this bur delivers consistent cutting performance in demanding clinical environments.\u003c\/p\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Carbide, Cylinder Flat, Excavating and Fissure Bur\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO Classification:\u003c\/strong\u003e 500 314 110 007 010\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank:\u003c\/strong\u003e Friction Grip (FG)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack Size:\u003c\/strong\u003e 6 burs per pack\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003ecarbide cylinder fissure dental bur\u003c\/strong\u003e is well-suited for the following clinical procedures:\u003c\/p\u003e\u003ctable role=\"presentation\" style=\"border:0;border-collapse:collapse;width:100%;max-width:640px;margin:0 0 1em 0;background:transparent;\"\u003e\u003ctbody\u003e\u003ctr\u003e\n\u003ctd style=\"border:0;padding:6px 14px 6px 4px;text-align:center;vertical-align:middle;width:52px;background:transparent;line-height:0;font-size:0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/Cavity_Fissure_Prep.png?v=1767131647\" alt=\"Cavity\/Fissure Preparation\" width=\"34\" height=\"34\" loading=\"lazy\" style=\"display:block;margin:0 auto;width:34px;height:34px;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"border:0;padding:6px 0;text-align:left;vertical-align:middle;background:transparent;\"\u003e\n\u003cstrong\u003eCavity\/Fissure Preparation\u003c\/strong\u003e — Opening, extending and shaping cavities and fissures with controlled removal of enamel and dentin.\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eWhy Choose This Bur\u003c\/h2\u003e\u003cp\u003eEngineered to exacting German manufacturing standards, this \u003cstrong\u003ecarbide cylinder fissure dental bur\u003c\/strong\u003e offers reliable sharpness, dimensional accuracy, and long service life. The cylinder flat geometry produces clean, well-defined cavity walls, making it a trusted choice for restorative and preparatory dental procedures. Each pack contains 6 burs, ensuring an efficient supply for busy clinical settings.\u003c\/p\u003e\u003cp\u003eBusch \u0026amp; Co. GmbH has a longstanding reputation for producing high-quality dental rotary instruments. This bur reflects that commitment through its consistent ISO-compliant geometry and durable carbide construction.\u003c\/p\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/MadeInGermanySmall.png?v=1775134964\" alt=\"Dental Instruments, Tools, Burs, Diamonds and Polishers Made In Germany\"\u003e\u003c\/div\u003e\u003ch2\u003eFAQ\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWhat is this bur used for?\u003c\/strong\u003e This carbide cylinder fissure dental bur is designed for cavity preparation and fissure excavation in restorative dentistry.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow many burs are included per pack?\u003c\/strong\u003e Each pack contains 6 burs.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is the ISO classification of this bur?\u003c\/strong\u003e The ISO classification is 500 314 110 007 010.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs this bur compatible with friction grip handpieces?\u003c\/strong\u003e Yes, this bur features a friction grip (FG) shank for use with standard high-speed handpieces.\u003c\/p\u003e\u003ch2\u003e\u003ca href=\"\/pages\/bur-comparison-chart#b-31l-010-fg\" style=\"color:inherit;text-decoration:none;\"\u003eCompare With\u003c\/a\u003e\u003c\/h2\u003e\u003ctable style=\"border-collapse:collapse;margin:0 0 1em 0;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 12px;text-align:left;background:#f6f6f6;\"\u003eManufacturer\u003c\/th\u003e\n\u003cth style=\"border:1px solid #ddd;padding:6px 12px;text-align:left;background:#f6f6f6;\"\u003eReference\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eKomet (Gebr. Brasseler)\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eH31L.314.010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eBrasseler USA\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eH31L.31.010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eMeisinger\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eHM31L-010-FG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eSS White\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003e310150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eNTI (Kerr Rotary)\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:6px 12px;\"\u003eFG557L-KC0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer literature:\u003c\/strong\u003e Busch catalogs and product brochures for this line are available in our \u003ca href=\"\/pages\/busch-burs-catalogs\"\u003eBusch Burs Catalog Library\u003c\/a\u003e.\u003c\/p\u003e","brand":"Busch \u0026 Co. GmbH","offers":[{"title":"Default Title","offer_id":50463754322206,"sku":"020989","price":40.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/files\/31l-base_9cd669a4-3c7a-4c69-8ace-869ab175ba8a.png?v=1781201363"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1318\/5566\/collections\/31-base_15d58f5f-2a36-40d6-b8d9-6aa8675e157e.png?v=1789477341","url":"https:\/\/deutschedt.com\/collections\/us-557-bur.oembed","provider":"Deutsche Dental Technologien","version":"1.0","type":"link"}