Makita WR100DSA

Achieve clean, precise holes with the Milwaukee 5/8 in. Black Oxide Drill Bit. This heavy-duty bit is engineered for exceptional durability and extended life, making it ideal for tackling tough jobs. more→The 135 degree split point tip initiates contact without slipping, preventing wandering and ensuring clean hole edges. Milwaukee Black Oxide bits require less effort to drill through metal, wood and PVC, and are highly recommended for use with portable drills.

Milwaukee 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 more→strength and protect against side load breakage. A specially designed parabolic flute form clears chips fast, while the 3-Flat Secure-Grip shank holds the bit firmly in the drill chuck. Effective for drilling on curved surfaces, Milwaukee Thunderbolt Black Oxide bits require less effort to drill through metal, wood and PVC and are highly recommended for use with portable drills.

The Milwaukee Red Helix cobalt drill bit is engineered for extreme durability and long life in hard metal applications. The Milwaukee cobalt drill bits are designed with a Variable Helix that includes more→an aggressive 35-degree helix angle that ends at 15 degrees. The 135-degree split point tip delivers a precision start and prevents walking for fast, accurate holes in hard metal, PVC, and wood. The tapered drill bits feature a new Enhanced Tapered Web that strengthens the bit's core to increase flute durability. The cobalt twist drill bits are ideal for tough applications, providing up to 15X life vs. black oxide drill bits.