No center punch or pilot hole required . Rounder, more accurate holes. Faster penetration . Drills tough alloys . Reduces user fatigue KnKut Performance Drill Bits are engineered with an exclusive combination of premium steel, superior geometry, and a nitride treatment. KnKut Performance Drill Bits reduce drilling cycles and maximizes the number of holes per drill. KnKut Drill Bits are manufactured from a high grade M-7 Molbydenum High Speed Steel (HSS), that has a high Vanadium content.