Busch Diamond Taper (Cone) Rounded Edge Bur | Busch No. 8848KR 021 – Fine Grit, Red Ring – FG | Pack of 2
The diamond fine grit dental bur taper (cone) rounded edge from Busch & Co. GmbH is a precision-engineered rotary instrument designed to meet the exacting demands of modern restorative and prosthodontic procedures. Built to ISO standard 806 314 553 514 021, this bur delivers consistent, controlled material removal with a fine grit that produces smooth, well-defined margins.
Product Overview
This instrument features a taper (cone) rounded edge geometry with a fine grit diamond coating, identified by the red ring color-coding in accordance with international grit standards. The red ring designation confirms fine grit, making it ideal for finishing and refining preparations where surface quality and dimensional accuracy are paramount. Each pack contains 2 burs, ensuring continuity across procedures.
- Shape: Taper (Cone) Rounded Edge
- Grit: Fine (Red Ring)
- ISO Classification: 806 314 553 514 021
- Pack Quantity: 2
- Shank: FG (Friction Grip)
Applications
The diamond fine grit dental bur taper (cone) rounded edge is well suited for crown preparation, where precise axial wall definition and smooth finish lines are critical to the long-term success of the restoration. The rounded edge design helps minimize stress concentration and supports controlled preparation depth.
The diamond fine grit dental bur taper (cone) rounded edge is well-suited for the following clinical procedures:
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Crown Preparation — Reduction of tooth structure to create the margins and clearance required for a crown. |
German Engineering Quality
Manufactured in Germany, this diamond fine grit dental bur taper (cone) rounded edge reflects Busch & Co. GmbH's longstanding commitment to quality, precision, and reliability in dental instrumentation. Clinicians can expect consistent diamond particle distribution and durable bond retention across multiple uses.
Instrument Dimensions
| Head Ø | 2.1 mm (ISO size 021) |
|---|---|
| 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.
Busch Warranty & 60-Day Returns
This Busch instrument is guaranteed against manufacturing and workmanship defects — we'll repair or replace it under normal professional use. Unused, unopened product in its original packaging can also be returned or exchanged within 60 days of delivery. Full terms are on our Warranty page and Returns page.
FAQ
What does the red ring indicate?
The red ring color code identifies this bur as fine grit, in line with internationally recognized ISO grit classification standards.
What shank type is this bur?
This bur uses an FG (Friction Grip) shank, compatible with standard high-speed handpieces.
How many burs are included?
Each order includes a pack of 2 burs.
What is the ISO classification for this instrument?
The ISO classification is 806 314 553 514 021.
Compare With
| Manufacturer | Reference |
|---|---|
| Komet (Gebr. Brasseler) | 8848KR.314.021 |
| NTI (Kerr Rotary) | F848KR-021 |
