M35 5% cobalt fully ground twist drill bits
the drill bits can drill hole in stainless steel
Tool Manufacturer HSS Cobalt 5% M35 Straight Shank Twist Drill Bit
Industrial grade cobalt high speed steel give the drill bits much more durability
The triangle shank of the drill bits can provide much more holding force when drilling
Cobalt give the drill bits much higher hot hardness and abrasion resistence.
Released on:2019-07-04 Updated on:2019-07-31
