#D x 2 1/8 Cobalt 1/4 x 28 Threaded Shank 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 also designed for hard, tough, high strength materials. Significantly longer life than regular high-speed bits. All threaded bits are 1/4″-28 threads. All bits made in the USA.
- Size: D
- Decimal: 0.2460
- Finally, Length: Long (2 1/8″)
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