The 846-012 is a flat-end taper diamond bur on an FG friction-grip (high-speed handpiece), designed for crown preparation with a defined shoulder margin. Shape: Flat-End Taper (ISO figure family 846/847/848/852) Material: Diamond Head size: 1.2 mm head Shank: FG friction-grip (high-speed handpiece) Grit: Medium (blue/standard band) Sterilizable, single-use friendly; consistent quality at clinic-friendly pricing Cross-reference: built to the universal ISO figure 846 standard — a direct match for any brand's 846 flat-end taper bur, including Brasseler, Komet and SS White. Match the head-size and grit to replace your current bur.Not sure this is the right bur? See our Bur Cross-Reference & Usage Guide or email [email protected] with the number you currently use.