Busch & Co. GmbH  |  SKU: 021017

US No. 1560 Busch Carbide Straight Fissure (Cylinder) Round Bur | Busch No. 31R 016 – Crosscut – HP | Pack of 6

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The carbide cylinder round cutter dental bur from Busch & Co. GmbH is a precision-engineered rotary cutting instrument designed for demanding professional applications. Classified under ISO 500 104 137 007 016, this Cylinder Round carbide cutter delivers consistent, controlled material removal across a range of technical and clinical disciplines.

Product Overview

Supplied as a Pack of 6, the 31R 016 (US No. 1560) HP STRAIGHT FISSURE (CYLINDER) RD CC Carbide bur is manufactured in Germany to exacting standards. The cylinder round geometry provides flat-ended, parallel-sided cutting action, making it suitable wherever precise shaping and finishing are required. As a carbide cylinder round cutter dental bur, it combines long-lasting cutting edges with reliable performance across multiple materials.

Applications

The carbide cylinder round cutter dental bur is well-suited for the following dental laboratory applications:

Crown and Bridge Technology Crown and Bridge Technology — Shaping, trimming and finishing of crown and bridge frameworks in the laboratory.
Plastics Technology Plastics Technology — Shaping, trimming and finishing of acrylic dentures and appliances.
Model Making Model Making — Trimming and detailing of plaster and stone models.
Model Casting Technique Model Casting Technique — Finishing and adjustment of cast metal frameworks.

Key Features

  • ISO Classification: 500 104 137 007 016
  • US No. 1560 designation
  • Carbide construction for extended tool life and sharp, consistent cutting
  • Cylinder round head geometry for controlled, even material reduction
  • HP (Handpiece) shank compatibility
  • Made in Germany
  • Sold in a convenient Pack of 6

Instrument Dimensions

Head Ø1.6 mm (ISO size 016)
ShankHP (Straight Handpiece) — 2.35 mm Ø, 44.5 mm overall length (ISO 104)

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.

Busch Warranty & 90-Day Returns

This Busch instrument is guaranteed against manufacturing and workmanship defects — we'll repair or replace it under normal professional use. Unused product in original packaging can also be returned or exchanged within 90 days of your invoice date. Full terms are on our Warranty page.

Dental Instruments, Tools, Burs, Diamonds and Polishers Made In Germany

FAQ

What does the ISO classification 500 104 137 007 016 indicate? This ISO code defines the bur's type, shank, head shape, diameter, and other standardised parameters, allowing precise identification and cross-referencing across catalogues.

Is the carbide cylinder round cutter dental bur compatible with standard handpieces? Yes, the HP shank designation indicates compatibility with standard straight handpiece connections commonly used in dental and technical laboratories.

How many burs are included in one pack? Each order contains a pack of 6 individual carbide cylinder round cutter dental bur units, offering excellent value for professional and laboratory use.

Compare With

Manufacturer Reference
Komet (Gebr. Brasseler) H31R.104.016

Manufacturer literature: Busch catalogs and product brochures for this line are available in our Busch Burs Catalog Library.

Specifications: Busch No. 31R 016

Busch figure 31R
US No. 1560
Shape Straight Fissure (Cylinder) Round
ISO size / head diameter 016 (1.6 mm max head Ø)
Cut type / toothing Crosscut
Shank HP
Lab applications (per Busch) Crown and Bridge Technology, Model Casting Technique, Model Making, Plastics Technology
Pack size Pack of 6
Material Carbide

With parallel sides and a domed end, the straight fissure round head cuts straight walls while leaving a rounded floor, which is kinder to the material than a sharp internal corner. The 1.6 mm head is a mid-size that handles general contouring of dentures, frameworks and models. As a medium crosscut cutter it does the main shaping work between bulk reduction and finishing.

Read the guides: Dental Laboratory Burs, Polishers & Abrasives · Bur Speed Chart · Dental Bur Glossary · All lab carbide cutters