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IRWIN Cobalt Steel Drill Bit is ideal for drilling into hardened steel, alloys, titanium and stainless steel
- Constructed of M-35 5 percent cobalt high speed steel for super abrasive resistance in tough metals
- Heavy-duty web construction for strength and durability
- 5% cobalt for higher heat and abrasion resistance
- Best heat resistance for drilling in extremely hard and abrasive materials including stainless steel, titanium and cast iron
- 135 degree split point begins drilling immediately, minimizing bit walk