Milwaukee Thunderbolt 1/2 In. Black Oxide Drill Bit Simple Strap Battery holds its charge up

Battery holds its charge up to 18 months in storage

The FM-15RA filter reduces bad taste and odor

Extinguishing snuff spot

OUTPOWER: Makita-built brushless motor delivers up to 447 MPH and 39 CFM

Milwaukee Thunderbolt 1/2 In. Black Oxide Drill Bit Simple Strap Battery holds its charge upMilwaukee Thunderbolt Black Oxide jobber length drill bits are designed for extreme durability and long life. The Thunderbolt web features a thicker core than a standard drill bit to provide ultimate strength and protect against side load breakage. A specially designed parabolic flute form clears chips and debris fast to keep the bit cool. The 135 degree split point tip delivers a precision start and prevents walking for fast, accurate holes.