10pcs M35 HSS Cobalt Drill Bits HSS-CO Drill Bits Set Twist Drill Bits 1mm for Drilling on Stainless Steel

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  • HIGH QUALITY with high finish, high grinding precision , the blade is sharp and in use
  • NOTE The titanium drill bits set can NOT be used in the impact drill
  • Descriptions These drill bits are made of M35 material, includes 5% cobalt, high hardness, stable performance. Cobalt steel extends cutting edge life and maintains cutting life after resharpening Ideal for drilling on stainless steel, cast iron, sheet metal, steel plate, Angle iron.

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