859EF 018 FG DIAMOND EXTRA-FINE - (Pack of 2)
The diamond cone pointed extra fine dental bur from Busch & Co. GmbH is a precision-engineered rotary instrument designed to meet the exacting demands of modern restorative and prosthodontic dentistry. Featuring a cone pointed geometry with extra fine grit (Yellow Ring designation), this bur delivers controlled, refined surface preparation with minimal tooth structure removal.
Product Specifications
- Shape: Cone Pointed
- Grit: Extra Fine
- Ring Color: Yellow
- ISO Classification: 806 314 166 504 018
- Shank: FG (Friction Grip)
- Pack Size: 2 burs per pack
Clinical Applications
The diamond cone pointed extra fine dental bur is ideally suited for the following clinical procedures:
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Filling Treatment — precise contouring and finishing of restorative materials -
Crown Preparation — refined tooth reduction with accurate marginal definition
German Engineering Quality
Manufactured in Germany by Busch & Co. GmbH, each diamond cone pointed extra fine dental bur is produced to rigorous quality standards, ensuring consistent diamond particle distribution, reliable bond integrity, and predictable clinical performance across every use.

FAQ
What grit level is this bur? This bur features an extra fine grit, indicated by the Yellow Ring designation, making it suitable for finishing and detail work.
What shank type does this bur use? The 859EF uses an FG (Friction Grip) shank, compatible with standard high-speed handpieces.
How many burs are included? Each pack contains 2 burs. The diamond cone pointed extra fine dental bur is sold in a convenient twin pack for clinical efficiency.

