- Summerville, South Carolina, United States
- US $9.99
- Jan 30th
Precision Twist 5/16" Taper Length Drill 135 Deg Cobalt L 6 3/8" Flute 4" Precision Twist taper length drill bits have longer flutes and a longer overall length than jobber twist drill bits, which allows for deeper drilling. The shank diameter is the same as the drill bit size. High speed steel drill bits are for use with a wide variety of materials including steel, cast iron, and forgings.