US No. 1158 Busch Carbide Straight Fissure (Cylinder) Round Bur | Busch No. 21R 012 – FG | Pack of 6
The carbide cylinder round fissure dental bur from Busch & Co. GmbH is a precision-engineered instrument designed for reliable cavity preparation and fissure work in clinical dentistry. Manufactured in Germany to exacting standards, this bur delivers consistent cutting performance and long-lasting durability across a wide range of restorative procedures.
Product Details
- Type: Carbide, Cylinder Round, Excavating and Fissure Bur
- Standard Classification: ISO: 500 314 137 006 012
- US No.: 1158
- Shank: FG (Friction Grip)
- Pack Size: 6 burs per pack
Applications
The carbide cylinder round fissure dental bur is well-suited for the following clinical procedures:
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Cavity/Fissure Preparation — Opening, extending and shaping cavities and fissures with controlled removal of enamel and dentin. |
Instrument Dimensions
| Head Ø | 1.2 mm (ISO size 012) |
|---|---|
| Shank | FG (Friction Grip) — 1.60 mm Ø, 19 mm overall length (ISO 314) |
Per ISO 6360, the size number is the maximum head diameter in tenths of a millimeter. See our Busch Bur Size Chart for the full size conversion table, shank codes, and color ring guide.
Why Choose This Bur?
As a true carbide cylinder round fissure dental bur, this instrument offers the precise geometry required for clean, well-defined cavity walls. The cylinder round form ensures predictable cutting depth and a smooth finish, reducing the need for additional finishing steps. The FG shank is compatible with standard high-speed handpieces used in modern dental operatories.
Busch & Co. GmbH has a long-standing reputation for manufacturing high-quality rotary instruments. Each bur in this pack reflects the craftsmanship and material integrity expected from German-engineered dental tooling.
FAQ
What shank type does this bur use? This bur features an FG (Friction Grip) shank, compatible with standard high-speed dental handpieces.
How many burs are included in a pack? Each pack contains 6 burs.
What is the ISO classification for this bur? The ISO classification is 500 314 137 006 012.
Is this a genuine carbide cylinder round fissure dental bur? Yes, it is a carbide cylinder round fissure dental bur manufactured by Busch & Co. GmbH in Germany.
Compare With
| Manufacturer | Reference |
|---|---|
| Komet (Gebr. Brasseler) | H21R.314.012 |
| Brasseler USA | H21R.31.012 |
| Meisinger | HM21R-012-FG |
| SS White | 310199 |
| NTI (Kerr Rotary) | FG1158-KC0 |
| Alpen (Coltène) | R101158 |
| Karl Schumacher | BCO1158F |
Manufacturer literature: Busch catalogs and product brochures for this line are available in our Busch Burs Catalog Library.
US No. 1158 Busch Carbide Straight Fissure (Cylinder) Round Bur | B...
