135 degree split point to minimize walk. Cobalt for higher heat & abrasion resistance. Heavy duty web construction for strength & durability. For tough metal drilling, including heavy duty abrasive, alloy metal drilling on hardened steel. Cast iron & stainless steel. Rugged storage case with rubber over mold for added impact resistance. Sliding latch design provides added security.
Average Customer Rating:
(1 Review) 1
Rating Breakdown(Total of 1 review)
1 out of 1(100%)reviewers would recommend this product.
Customer Reviews for Irwin 15-Piece Pro Cobalt Drill Bit Set
Review 1 for Irwin 15-Piece Pro Cobalt Drill Bit Set
PostedNovember 8, 2013
Go through stainless steel with no issue. Significantly better than black oxide drill bits for stainless.
I would recommend this to a friend!
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