Century Drill & Tool 44408 Cobalt Silver and Deming Drill Bit Set, 8-Piece

Century's Cobalt Silver and Deming style drill bits 118° split-point. Made from M35 steel with 5% cobalt, these drill bits are designed to cut through extremely hard metals including stainless steel. Duotone cobalt and black oxide finish for fast chip removal keeping the bit cool and reducing wear. Cobalt steel will remain sharper while drilling large diameter holes in ferrous and non-ferrous steels and other materials where large diameter holes are required. Reduced 1/2" shank fits all 1/2" or larger chucks. 8 piece multi-purpose set.