Milwaukee 48-89-9224 Black Oxide Step Drill Bit Set (6-Piece) Wheels Power Sports Accessories The 3-Flat Secure-Grip shank keeps

The 3-Flat Secure-Grip shank keeps bits secure in the chuck

which scores the edge of the hole

The M18 REDLITHIUM HIGH OUTPUT XC6

For improved tool performance and extended battery life

Milwaukee 48-89-9224 Black Oxide Step Drill Bit Set (6-Piece) Wheels Power Sports Accessories The 3-Flat Secure-Grip shank keepsMilwaukee Step Drill Bits with JAM FREE Performance feature a dual flute design delivering up to 2X faster hole times, up to 4X longer life and up to 50% more holes per battery charge than competitors. Ideal for drilling small and large diameter holes in steel and plastic, these bits are Optimized for Cordless Drills in High Speed. The Rapid Strike tip allows for a fast and accurate start that generates less heat, resulting in longer bit tip life.