Product Overview
Alfa USA Jobber Length Fractional Drill Bit, 5/16" Diameter, 0.3125 Decimal Equivalent, 3-3/16" Flute Length, 4-1/2" Overall Length, High Speed Steel, Bright Finish, 118° Point, Straight Shank, Heavy Duty, Left Hand Spiral, Made in USA, 12 per Envelope. Alfa Tools JDL50117 5/16 HSS Left Hand Jobber Drill
