Irwin® HSS Cobalt Drill Bit 9.0mm OL:125mm WL:81mm Width_18in Ideal for boosting or maintaining

Ideal for boosting or maintaining water pressure within the home or garden water supplies

Sizes: 77mm Sockets

Liner - Nylon carbon antistatic

Contains the special tooling essential for locking the engine in its timing position

Irwin® HSS Cobalt Drill Bit 9.0mm OL:125mm WL:81mm Width_18in Ideal for boosting or maintainingThe 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