The 801-023 is a round diamond bur on an FG friction-grip (high-speed handpiece), designed for caries removal, cavity access and undercut preparation. Shape: Round (ISO figure family 801/802) Material: Diamond Head size: 2.3 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 801 standard — a direct match for any brand's 801 round 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.