NeoDiamondĀ® 0918.8 Flat End Taper Diamond Bur by Microcopy (USA). High-performance single-use friction grip (FG) diamond bur featuring a flat end taper profile (1.8 mm diameter, 8.0 mm head length). Specifically engineered for crown and bridge preparations, precise axial wall reduction, and creating crisp shoulder or flat-end margins without risk of cross-contamination.