Irwin 7/16in x 5-1/2in Cobalt Alloy Steel Drill Bit
This drill bit is constructed of M-35 5 percent Cobalt Alloy Steel high speed steel for super abrasive resistance in tough metals. The heavy duty spiral flute design produces faster chip ejection.
135-degree point begins drilling immediately, minimizing bit walk
Tough metal drilling, including heavy-duty abrasive alloy metal drilling on hardened steel
5-1/2 Cobalt Alloy Steel for higher heat and abrasion resistance
Heavy-duty with construction for strength and durability
Specifications
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