Product Overview
Alfa USA Taper Length Fractional Drill Bit, 5/16" Diameter, 0.3125 Decimal Equivalent, 4" Flute Length, 6-3/8" Overall Length, M42 Cobalt High Speed Steel, 135° Split Point, Straight Shank, Right Hand Spiral, Made in USA, 12 per Envelope. Alfa Tools TLCO50317 5/16 Cobalt Taper Length Drill
