41/64 COBALT S&D DRILL 1/2" SHANK
Alfa USA Cobalt Silver & Deming Drill Bit, 41/64" Diameter, 0.6406 Decimal Equivalent, 3-1/8" Flute Length, 6" Overall Length, M42 High Speed Steel, Straw Gold Finish, 118 degree Point, 1/2 Reduced Shank, 3 Flats, Heavy Duty, Right Hand Spiral, Made in USA, 1 per Tube