Milwaukee Shockwave Step Drill Bit Set with 1/4" Hex Shank, 3-Piece

The SHOCKWAVE™ Impact Duty step drill bits are designed to deliver best-in-class performance in impact drivers and for use in versatile drills.
The 1/4-inch hex shank with optimized SHOCKZONE™ ensures maximum durability, preventing premature shank breakage.
The new titanium aluminum nitride coating helps reduce heat generation and extends lifespan by 5 times.
The quick impact tip improves centering: less slippage and faster drilling without pre-punching or pre-drilling.
Double spiral construction: optimized for impact drive speed and smooth, clog-free drilling.
Laser-engraved labels: they do not wear off over time.