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Irwin Jobber Drill Bit, 1/2 in. Dia, 6 in. OAL, Spiral Flute, 1 -Flute, 1/2 in. Dia Shank, Straight Shank


SKU: 233850

  • Cobalt High Speed Steel
  • Engineered with cobalt for high heat and abrasion resistance
  • 135 deg split point ensures a true start and eliminates bit walking
  • 0.27 lbs.
  • 8.9 in. (L) x 2.66 in. (W) x 1.78 in. (H)
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).
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