300mm HSS Extra Long Shank Twist Drill Bit M35 Cobalt Drill Bit for Metal Steel

Product name: Cobalt twist drill

 

Material: M35 cobalt high speed steel

 

Scope of application: widely used in stainless steel, die steel, aluminum alloy, cast iron, copper, galvanized pipe and other metal materials for drilling

 

Features: high hardness, wear resistance, accurate positioning, good chip removal, high efficiency

 

Note: The diameter of the shank of the drill bit is the same as the diameter of the drill bit. Please confirm whether it can be clamped and used when purchasing.

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