Busch Diamond Occlusal Contouring Bur | Busch No. 8899 021 – Fine Grit, Red Ring – FG | Pack of 2

The fine grit diamond dental bur Busch Diamond Bur | Busch No. 8899 021 – Fine Grit – FG from Busch & Co. GmbH is a precision-engineered rotary instrument designed to meet the demanding standards of modern restorative dentistry. Featuring a red ring designation that identifies its fine grit specification, this bur delivers controlled, smooth cutting performance suited to detailed crown preparation procedures.

Product Specifications

• Grit: Fine (Red Ring)
• ISO Classification: 806 314 033 514 021
• Shank Type: FG (Friction Grip)
• Pack Size: Pack of 2

Key Features

As a fine grit diamond dental bur, the 8899 021 offers clinicians a refined cutting edge ideal for finishing and detail work during crown preparation. The diamond abrasive particles are precisely embedded to ensure consistent material removal with minimal lateral pressure, supporting predictable clinical outcomes. Each bur conforms to ISO standard 806 314 033 514 021, ensuring compatibility and dimensional accuracy across supported handpieces.

Instrument Dimensions

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

This fine grit diamond dental bur is specifically indicated for:

The fine grit characteristic makes it particularly well-suited for the finishing stages of preparation, where surface refinement and margin definition are critical.

The fine grit diamond dental bur is well-suited for the following clinical procedures:

Crown Preparation — Reduction of tooth structure to create the margins and clearance required for a crown.

Made in Germany

Manufactured by Busch & Co. GmbH, this instrument reflects a tradition of German engineering excellence. Each fine grit diamond dental bur is produced to stringent quality standards, ensuring reliability and consistency in clinical use.

FAQ

What does the red ring indicate on this bur? The red ring is a universally recognised colour code denoting fine grit, indicating a finer abrasive for controlled, smooth cutting.

How many burs are included? This listing contains a pack of 2 burs.

What is the ISO classification? The ISO classification for this bur is 806 314 033 514 021.

Compare With

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