CH705C2164

21/64″ Heavy Duty Cobalt Drill Bit


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Item number: CH705C2164
Category:

21/64″(8.33mm) Heavy Duty Cobalt Drill Bit.

  • Bit Size: 21/64″(8.33mm)
  • Decimal Equivalent: 0.3281″(8.33mm)
  • For Drilling High Tensile Alloys, High Nickel Stainless Steels and Other “Hard to Machine” Metals
  • Manufactured from M42 Cobalt Steel
  • Extra Heavy Web Geometry Gives the Drill Extreme Rigidity, Requiring Greater Feed Pressure to Penetrate
  • Cobalt Drills are Generally Run at Slower Speeds and Higher Feeds than High Speed Drill Point Drills