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8mm-20mm M35 HSS-CO Cobalt Drill Bit HSS Twist Drill Bit For Stainless Steel

The Package:

choose one size is 1pc

Features:

Material: M35 (Including Co5 %)

Processing of stainless steel, steel and other hard processing steel. M35 is inclusive of our 5% cobalt high speed steel, M35 containing cobalt high speed steel compared with low cost and easy processing, through the proper heat treatment, can get high hardness, high hardness and high wear resistance, toughness and bending strength were not lower than ordinary HSS, can overcome the mold edge collapse and cracks, early damage, is the first selection of stainless steel processing.

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