The Irwin 1.5mm HSS Cobalt Drill Bit offers precise drilling performance for small diameter holes in stainless steel and other high alloys. This size is particularly useful for fine metalworking, electronics fabrication, and applications where accuracy is paramount. Supplied in a pack of 2, you'll always have a backup bit on hand. The drill bit body is manufactured from premium HSS steel containing 5% Cobalt, which significantly improves the red hardness (heat resistance) and results in extended
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