Milwaukee Step Drill Bits with JAM-FREE Performance are optimized for Cordless Drills in High Speed. Featuring a dual-flute design delivering up to 2X faster whole times， up to 4X longer life and up to 50% more holes per battery charge than the competition. Ideal for drilling large and small-diameter holes in steel and plastic. The Rapid Strike tip allows for fast， accurate starts that generate less heat， resulting in longer bit tip life. Black oxide coating also enhances durability， whole quality and bit life. For user convenience and accuracy， each bit has laser-engraved reference marks you can see while drilling.
- Jam-free performance: dual-flute design optimized for cordless drills in high speed provides greater speed and control
- Rapid strike tip: creates fast， accurate starts and generates less heat
- Laser-engraved reference marks: easily stop on any whole size
- 3-flat secure-grip shank: reduces bit slippage in the chuck
- Black Oxide coating enhances durability and life of the bit
- Includes: 2 Milwaukee #4 step bits
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