Manufacturing Process: Fully Ground, Milled.
Material: HSS4241, HSS4341, HSS9341, HSS6542(M2), HSS COBALT(M35 Co5%), HSS COBALT(M42 Co8%).
Finish: White finish, Tin-coated Finish.
Packing: PVC Pouch, Paper Box, Plastic Box, Plastic tube, or as per the customer's requirement.
Can supply all size. 6step-12step.
Type: Straight flute, Spiral flute.
Shank: Round shank, Hex quick change shank, 3flat shank, Hex shank, etc.
Hardness: 63-68 HRC.
Application: For drilling steel, cast steel, grey cast iron, malleable iron, sintered metal, low hardness alloyed materials and stainless steel etc.