Busch Diamond Occlusal Contouring Bur | Busch No. 8899 027 – Fine Grit, Red Ring – FG | Pack of 2
The diamond fine grit dental bur from Busch & Co. GmbH is a precision instrument engineered for reliable crown preparation and other restorative dental procedures. Identified by a red ring, this fine grit configuration delivers smooth, controlled cutting action, making it well-suited for finishing and refining preparations where surface quality is critical.
Product Specifications
- Brand: Busch & Co. GmbH
- Reference: 8899 027 FG
- Grit: Fine (Red Ring)
- Standard Classification (ISO): 806 314 033 514 027
- Pack Size: 2 burs per pack
Key Application
This diamond fine grit dental bur is specifically indicated for crown preparation, allowing clinicians to achieve accurate, clean margins with consistent results. The fine grit abrasive surface reduces the risk of unnecessary tooth structure removal while maintaining efficiency throughout the preparation process.
Instrument Dimensions
| Head Ø | 2.7 mm (ISO size 027) |
|---|---|
| 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?
Manufactured in Germany, this instrument reflects the precision engineering and quality control standards associated with German dental manufacturing. The diamond fine grit dental bur is designed to deliver consistent clinical performance across multiple uses, supporting practitioners who require dependable instrumentation in demanding restorative workflows. Its ISO-standardized dimensions ensure compatibility with standard friction-grip (FG) handpieces.

FAQ
What does the red ring indicate? The red ring color-coding identifies this as a fine grit instrument, in line with the ISO color-coding system for diamond rotary instruments.
What handpiece is this bur compatible with? This bur is designed for friction-grip (FG) handpieces, as indicated by the FG designation in the product reference.
How many burs are included? Each pack contains 2 diamond fine grit dental bur units, providing a backup instrument for uninterrupted clinical use.
Compare With
| Manufacturer | Reference |
|---|---|
| Komet (Gebr. Brasseler) | 8899.314.027 |
| Brasseler USA | 8899.31.027 |
| Meisinger | 8899-027-FG |
| NTI (Kerr Rotary) | F899-027 |
| Edenta | F899.314.027 |
| Horico | FG 033 C 027 |
Manufacturer literature: Busch catalogs and product brochures for this line are available in our Busch Burs Catalog Library.

