Irwin 10232CB Unibit Cobalt Alloy Steel #2 6 Step Drill Bit 3/16-in. - 1/2-in.

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This IRWIN Unibit #2 Cobalt Alloy Steel Step Drill Bit is engineered with M-35-grade Cobalt Alloy Steel steel for maximum life when drilling in tough steel. The SpeedPoint tip prov ides fast starts and features laser-marked sizes for easy reading. The radial concave flute design helps ensure an effective use of drilling power. Drill bit is engineered with M-35-grade Cobalt Alloy Steel for maximum life when drilling in tough steel SpeedPoint tip for fast starts Drill bits feature a radial concave flute IRWIN drill bits have laser-marked sizes for simple identification Drills 6 hole sizes from 3/16" to 1/2" increments in 1/16" steps Show more