The Diamond Chamfer Bur 877-010 features a 1.0 mm chamfer-shaped diamond head designed for precise margin finishing, chamfer preparation, and smooth shoulder creation on crown and bridge preparations. Its rounded-end taper profile creates a clean, defined margin line that supports optimal restoration fit. Key Features Shape: 877 Chamfer — rounded-end taper for smooth margin placement Diameter: 1.0 mm Material: Premium diamond grit on a stainless steel shank Shank: FG (Friction Grip) — fits all standard high-speed handpieces Grit Options: Available in Medium Common Applications Crown margin preparation and finishing Chamfer and shoulder creation Margin refinement for precise restoration fit Subgingival margin placement Why Choose Koyo Dental? Precision-manufactured for clean, consistent margins. Ships same-day from our Irvine, CA warehouse at factory-direct prices.