Busch Diamond Bur | Busch No. 833A 025 – Medium Grit – FG | Pack of 6
The diamond dental bur medium grit 833A 025 FG from Busch & Co. GmbH is a precision-engineered rotary instrument designed to meet the demanding standards of modern dental practice. Classified under ISO 806 314 463 524 025, this bur delivers consistent, controlled material removal in a wide range of clinical procedures.
Product Details
- Grit: Medium
- ISO Classification: 806 314 463 524 025
- Shank Type: FG (Friction Grip)
- Pack Quantity: 6 burs per pack
- Manufacturer: Busch & Co. GmbH, Made in Germany
Clinical Applications
This diamond dental bur medium grit is suited for two primary clinical applications:
- Cavity/Fissure Preparation: Efficient and precise removal of tooth structure when preparing cavities or addressing fissures, enabling accurate margin definition.
- Filling Treatment: Reliable performance when contouring, finishing, or adjusting restorative materials during filling procedures.
Instrument Dimensions
| Head Ø | 2.5 mm (ISO size 025) |
|---|---|
| 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 Diamond Bur?
As a diamond dental bur medium grit instrument manufactured in Germany, the 833A 025 FG reflects Busch & Co. GmbH's long-standing commitment to quality and engineering precision. Medium grit provides an optimal balance between cutting efficiency and surface finish, making it a versatile choice across routine restorative workflows. Each pack contains six burs, offering practical value for busy clinical environments.
The consistent diamond particle distribution ensures repeatable cutting performance across every bur in the pack, reducing variability and supporting predictable clinical outcomes.

FAQ
What is the ISO classification for this bur? The ISO classification is 806 314 463 524 025.
How many burs are included per pack? Each pack contains 6 burs.
What shank type does the 833A 025 FG use? It uses an FG (Friction Grip) shank, compatible with standard high-speed handpieces.
Is this a diamond dental bur medium grit suitable for cavity preparation? Yes, cavity and fissure preparation is one of its primary intended applications.
Compare With
| Manufacturer | Reference |
|---|---|
| Komet (Gebr. Brasseler) | 833A.314.025 |
| Brasseler USA | 833A.31.025 |
| Meisinger | 833A-025-FG |
| NTI (Kerr Rotary) | M833A-025 |
Manufacturer literature: Busch catalogs and product brochures for this line are available in our Busch Burs Catalog Library.
