35x18mm Diamond Concave Edge Drill Bits 240Grit 6 Shank | Concave Cylinder & Ring Rounding Bits lapidary diamond lap and high-volume workshop environments demanding

and high-volume workshop environments demanding aggressive material removal with a Soft

deliver outstanding results on curved surfaces

Designed for vertical cabbing  machines and other lapidary systems

/* 超宽表格可横向滚动 */ } } Overview — High-Performance Sintered Diamond Core Drill

35x18mm Diamond Concave Edge Drill Bits 240Grit 6 Shank | Concave Cylinder & Ring Rounding Bits lapidary diamond lap and high-volume workshop environments demandingDiamond Drill Bits are precision tools for fine detailing and material processing. Discover the versatility of diamond drill bits, designed with durable diamond grit for aggressive cutting, precise shaping, and long lasting performance. Available in multiple gritscoarse (40,60,80,120) for rapid material removal, and fine(240,600,1200) for detailed engraving and polishing. These tools suit lapidary artists, jewelers, sculptors, and precision craftsmen.