Milwaukee Thunderbolt 1/2 In. Black Oxide Drill Bit Spray Adhesive Manufactured from stainless steel wire

Manufactured from stainless steel wire for durability

Available Sizes

Adjustable gate with 30 gate settings

Kit includes plastic lint trap bucket

Double wing spurs for easy hole formation

Milwaukee Thunderbolt 1/2 In. Black Oxide Drill Bit Spray Adhesive Manufactured from stainless steel wireMilwaukee 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.