JIUWU 1.5MM Carbide End Milling Cutter,CNC Router Bits, End mill for PCB Machine Pack Of 10 Shank diameter: 3.175mm /0.125 inch Cutting edge diameter: 1.5mm These Engraving bits have sufficient flexural strength and wear resistance Milling, hole and plate edge, surface clean, tidy, no burr Verified Brand:JIUWU