Bosch PRO HSS-Co Cobalt Drill Bit

This Bosch PRO HSS-Co Cobalt Drill Bit is a 5.5mm diameter bit, supplied in a pack of 10 — a versatile size for drilling stainless steel, alloyed steels, cast iron, and more. The ten-pack is well suited to sites where this diameter is used frequently. Fully ground HSS with 5% cobalt delivers excellent wear and heat resistance for long-lasting performance. The centring tip ensures accurate, no-wander hole placement for clean results on every hole. Features and Benefits: • 5% cobalt HSS for superior heat and wear resistance • Centring tip for accurate, no-wander hole starts •