Description:

Includes 12/16/20/25/30/40mm blade diameter,6pcs bits,Material:Uncoated HSS M2AI,Round Handle. 1Flute chamfering with 90 Countersink Angle on the point for sharp and precise countersinking. Can be use both at home or industry.Suitable for Aluminum,Brass, Bronze, Iron, Plastic,Stainless,thin iron plate,wood,carbon steel,insulation board,or PVC board etc. High-precision,Manufactured to exacting tolerances,Full grinded,high abrasion resistance,best obtain accuracy and fine finish.. 6pcscutters.