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IRWIN Titanium Nitride Coated High Speed Steel Drill Bits Features heavy-duty web design to provide extreme rigidity when drilling in metal applications
- Heavy-duty web design provides extreme rigidity when drilling in metal applications
- Lasts up to six times longer than standard high speed still drill bits
- Shorter cutting lips reduce torque when drilling in high tensile strength materials
- 135-degree split point reduces feed pressure for easier penetration without work hardening
