IRWIN 3016012 Jobber Drill Bit, 3/16 in Dia, 3-1/2 in OAL, Spiral Flute, 1-Flute, 3/16 in Dia Shank, Straight Shank
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High speed steel with M-35, five percent 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).
Description du français:
FORET ACIER RAPIDE COBALT 3/16 X 3-1/2 PO