30pcs Diamond Grinding Carving Bits 3mm Ball Shape Head Mounted Point 1/64" - 1/16" (Approx) : 45mm/ 1

(Approx) : 45mm/ 1

Screw Diameter: 3mm / 0

locomotive

[Material]- PTFE Tubing has a low coefficient of friction with a non-stick surface

Overall Size:  36cm x 1cm / 14

30pcs Diamond Grinding Carving Bits 3mm Ball Shape Head Mounted Point 1/64" - 1/16" (Approx) : 45mm/ 13mm diamond coated grinding bit, ball shape grinder head, high strength, and good coaxiality. Made of carbon steel and the diamond coated grinding head, higher wear resistance, and durable use. This grinding drill bit is suitable for quickly cutting, sharpening, deburring, grinding, rust polishing, carving, and repairing. Good grinding tool for the rough grinding surface of materials such as jade, ceramic, glass, wood, marble, and precious stone. The