Milwaukee 2-1/8" Standard Selfeed Bit is designed for professionals who require precise and efficient wood cutting for pipe and conduit installation. This bit exceptional speed and durability, making it i for repeated large hole drilling tasks. Its improved balance and reduced runout ensure smooth operation, while the cutting plane inside the bit shaves the hole radius gently without applying pressure, resulting in clean, accurate holes. Featuring a hex shank for a secure grip in the drill chuck, the bit also includes a center feed screw that pilots the bit for faster and more precise drilling. Coated with a rust inhibitor, this selfeed bit is built to last and can be re-sharpened to maintain peak performance over time. Model Number: 48-25-2122