Carbide Spot Drill

一123一 Carbide Spot Drill Brand Name:SUNRAISE Type:Center Drill Bit Use for:Metalworking Material:Cobalt Steel Alloys Coating:ALTIN,Golden color Carbide Spot Drill Made by ANCA grinding machine Material: carbide tungsten from Taiwan,Germany and USA. Could processing Normal steel,iron cast,stainless steel,and other matels size:D1mm to D12mm for customer choice. With Coating: ALTIN, black color Grade HRC45/HRC55/HRC63 for choice. Good quality longer using life. Size informations