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IRWIN 3016021 Jobber Drill Bit, 21/64 in Dia, 4-5/8 in OAL, Spiral Flute, 1-Flute, 21/64 in Dia Shan

  • Engineered with cobalt for high heat and abrasion resistance
  • 135 deg split point ensures a true start and eliminates bit walking
  • 135 deg split point ensures a true start and eliminates bit walking
  • For tough metal drilling, including heavy-duty abrasive alloy metal drilling on hardened steel
SKU: I008-06710
Brand part number: 3016021
Availability:
IN STOCK NOW : 0
Ships in 2-3 DAYS : 59
High-speed steel with M-35, 5% cobalt, for higher heat and abrasion resistance; heavy-duty web construction for strength and durability. Split point begins drilling immediately, minimizing bit walk when used in applications such as metal drilling, including heavy-duty abrasive alloy metal drilling on hardened steel (heat-treated).