Product Overview
Alfa USA Jobber Length Cobalt Fractional Drill Bit, 27/64" Diameter, 0.4219 Decimal Equivalent, 3-15/16" Flute Length, 5-3/8" Overall Length, High Speed Steel, Straw Gold Finish, 135° Split Point, NAS 907, Type J, Straight Shank, Heavy Duty, Left Hand Spiral, Made in USA, 6 per Envelope