IRWIN
IRWIN 3016022 Jobber Drill Bit, Spiral Flute, 3-7/16 in L Flute, Straight Shank, 1-1/3 in L Shank
SKU: 38921
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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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