Busch Diamond Round Bur | Busch No. 801 042 – Medium Grit – HP | Pack of 1
The round medium grit diamond dental bur from Busch & Co. GmbH is a precision-engineered rotary instrument designed to meet the exacting demands of modern restorative and prosthetic dentistry. Built to ISO standard 806 104 001 524 042, this instrument delivers reliable, consistent performance across a range of clinical applications.
Product Overview
This round medium grit diamond dental bur features a round head geometry paired with a medium grit diamond coating, making it well-suited for controlled material removal where precision and tactile feedback are paramount. The diamond abrasive surface ensures efficient cutting while helping to maintain smooth, defined margins.
Key Features
- Shape: Round
- Grit: Medium
- Standard Classification: ISO 806 104 001 524 042
- Shank Type: HP (Handpiece)
- Manufacturer: Busch & Co. GmbH — Made in Germany
Instrument Dimensions
| Head Ø | 4.2 mm (ISO size 042) |
|---|---|
| Shank | HP (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.
Applications
The round medium grit diamond dental bur is particularly suited for Crown and Bridge Technology, where accurate preparation and reliable cutting geometry are essential for achieving optimal prosthetic outcomes.
The round medium grit diamond dental bur is well-suited for the following dental laboratory applications:
| Crown and Bridge Technology — Shaping, trimming and finishing of crown and bridge frameworks in the laboratory. |
German Engineering You Can Trust
Busch & Co. GmbH has a long-standing reputation for manufacturing high-quality dental rotary instruments in Germany. Each round medium grit diamond dental bur is produced under rigorous quality standards, ensuring that clinicians receive instruments that perform consistently case after case. This product is sold as a pack of 1.

FAQ
What handpieces are compatible with this instrument? It has an HP (2.35 mm straight) shank, which fits standard laboratory and slow-speed straight handpieces.
How many are included per pack? Each pack contains 1 bur.
Where is this instrument made? It is manufactured by Busch & Co. in Engelskirchen, Germany, an ISO 13485-certified specialist in rotary precision instruments since 1905.
Compare With
| Manufacturer | Reference |
|---|---|
| Komet (Gebr. Brasseler) | 801.104.042 |
| Brasseler USA | 801.11.042 |
| Meisinger | 801-042-HP |
| NTI (Kerr Rotary) | M801-042 |
| Horico | H 001 042 |
Manufacturer literature: Busch catalogs and product brochures for this line are available in our Busch Burs Catalog Library.

