IRWIN Cobalt High Speed Steel Fractional Straight Shank Jobber Length Drill Bit,1/2" (585-63132)
$11.88
8% Cobalt for higher heat and abrasion resistanceHeavy-duty web construction for strength and durability135º split point begins drilling immediately, minimizing bit "walk" Cutting Diameter = 1/2 in Bit/Blade Mounting Cutting Usable Flute Length = 4...