HSS Cobalt Drill Bit Set, 15 Piece Median S3 It dries to a clear

It dries to a clear finish and can be stained

2 x long plastic extension tubes

This comfortable cut trouser is packed with features

rich leather uppers

HSS Cobalt Drill Bit Set, 15 Piece Median S3 It dries to a clearIRWIN 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 and results