Black Oxide Drill Bit Set (58-Piece). Extreme durability: a thicker web provides strength and long life. Reduced slipping: 3-flat secure-grip shank holds the bit firmly in the drill chuck.Corrosion resistance: black oxide coating provides lubricity and resists corrosion of the bit. Parabolic flute, clears chips faster.
Thunderbolt web, provides longer life and faster driller times. Reduced shank diameter for use in 3/8 in. Drill through metal, wood and PVC. 3-Flat Secure Grip shank reduces bit slipping in the chuck.Accurate and clean drilling holes. The Milwaukee 58-piece Thunderbolt Black Oxide Drill Bit Set offers convenience and heavy-duty performance on the job site. These drill bits are designed for extreme durability and long life. The Thunderbolt web features a thicker core to provide ultimate strength and protect against side-load breakage. Corrosion resistant coating provides lubricity and resists the corrosion of the tip. A specially designed parabolic flute form clears chips fast, while the 3-Flat Secure-Grip shank holds the drill bit firmly in the drill chuck. The 135° split point tip delivers a precision start and prevents walking for fast, accurate holes. The Milwaukee Thunderbolt Black Oxide bits are effective for drilling on curved surfaces and require less effort to drill through metal, wood and PVC. The set comes in a resilient case and includes the following bits: 1/16 in. Drill Bit Type(s) Included: Twist.
Material Application: Duct/Sheet Metal, PVC, Wood.