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PN: 17313
Cobalt Jobber Bit
All our cobalt jobber bits are produced from industrial-grade NAS 965 cobalt steel, 135 degree split points penetrate on contact and prevent "walking". Superior hardness for hight temperature applications and are designed for drilling hard, tough, high-strength materials. Significantly longer life than regular high-speed steel bits.
- Size: #13
- Decimal: 0.1850
