Irwin HSS Cobalt Metal Drill Bit 12.0 x 151 mm

HSS cobalt drill bits are made for drilling stainless steel. Thanks to the cobalt alloy steel blade, the bit's heat and wear resistance is way higher, which extends its lifespan. The industrial-grade milled helix ensures the most precise drilling result and efficient chip removal.

135 degree split point
Best possible durability and less force needed
Industrial-grade milled helix
Cobalt alloy steel drill bit shank
Gold-colored heat treatment