- Elizabethtown, Kentucky, United States
- May 29th
Cobalt 1/4" x 28 Threaded Shank Drill Bit All our cobalt threaded bits are produced from industrial grade NAS 965 cobalt steel, 135 degree split points penetrate on contact and prevent "walking". Bits have superior hardness for high temperature applications and are designed for hard, tough, high strength materials. Significantly longer life than regular high speed bits.