Mainly used for carving, peeling, and polishing of stone, glass, and ceramic. Sintered technology makes it last longer.

These points are wonderful tools for grinding out small areas or polishing hole or groove. Follow up with the diamond smoothing tools for a clear polished finish. Available for only short time

This diamond drill bit is by metal sintering process, hight precision, aggressiveness and durable, suitable for stone carving and grinding, perfect tool for CNC and hand grinding.