Milwaukee THUNDERBOLT™ 29/64" Black Oxide Jobber Length Drill Bit is engineered for exceptional durability and extended life. This drill bit features the Thunderbolt web with a thicker core than standard bits, providing superior strength and resistance to side-load breakage. Its specially designed parabolic flute efficiently clears chips, while the 3-Flat Secure-Grip™ shank ensures a firm hold in the drill chuck. The 135° split point tip allows for a precise start and prevents walking, resulting in fast and accurate holes. I for drilling on curved surfaces, this Milwaukee Thunderbolt Black Oxide bit requires less effort when drilling through metal, wood, and PVC, making it highly for use with portable drills. Model Number: 48-89-2735