5/16 1/4 HEX SHANK DRILL SPLIT POINT
Monolock™ Hex Shank Fractional Drill Bit, 5/16" Diameter, 0.3125 Decimal Equivalent, 1-5/8" Flute Length, 2-13/16" Overall Length, 135 degree Split Point, 1/4" Hex Shank, Right Hand Spiral, Made in USA, 12 per Envelope