Product Name:HSS Center Drill Bit DIN333
Material:High Speed Steel 4241,4341,M2
Standard:DIN333
Size:1/8",3/16",1/4",5/16",5/32", 1/2",3/8" etc.
Surface Treatment:Bright finish
60 degree tip angles
Material: HSS;60 degree tip angles
Applicable hardness: HRC40 or less
Suitable for positioning and Chamfering processing before drilling
Cutting fast, good chip evacuation, edge clear, sharp and durable
MOQ:5000PCS