Milwaukee 48-89-2727 21/64′ Thunderbolt® Black Oxide Drill Bit

Engineered for precision and longevity, this 21/64″ drill bit from Milwaukee Tool is crafted with a black oxide finish that not only enhances its durability but also provides corrosion resistance. The 135° split point tip is designed to start drilling on contact, minimizing walking for fast and accurate results, while the parabolic flute efficiently clears chips during operation. Featuring a 3-Flat Secure-Grip™ shank, this bit ensures a steadfast hold within the drill chuck, effectively reducing slipping and improving overall performance. Ideal for a variety of drilling tasks, it combines strength with reliability, making it an essential addition to your tool collection.