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safety valve
Chrome vanadium steel
Manufactured from impact quality chrome vanadium (50BV30) with a black phosphate finish & supplied in a blow mould case
Accuracy: ±3%
Irwin® HSS Cobalt Drill Bit 11.0mm OL:142mm WL:94mm Chargers & Jump Starters safety valveThe 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
