IRWIN® HSS Cobalt Drill Bit 11.0mm OL:142mm WL:94mm Mens Workwear Meets multiple safety standards including

Meets multiple safety standards including EN 1149-5

Hook-and-loop fastening with two band and brace reflective tape

Collar roll down is eliminated at fitting thanks to the sloped design which accommodates two pull on levers

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IRWIN® HSS Cobalt Drill Bit 11.0mm OL:142mm WL:94mm Mens Workwear Meets multiple safety standards includingThe Irwin Metric HSS Cobalt Drill Bits are perfect for drilling stainless steel and other high alloys. Their 135 split point grinding ensures perfect centring and reduced drilling pressure. An industrial quality ground flute ensures high accuracy drilling and fast removal of chips. The drill bit body is manufactured from high quality HSS steel containing 5% Cobalt (Co). The added 5% Cobalt improves the red hardness (heat resistance) of the drill bit