Milwaukee 48-89-2721 15/64′ Thunderbolt® Black Oxide Drill Bit

Engineered for precision and performance, this 15/64″ THUNDERBOLT® Black Oxide Drill Bit from Milwaukee Tool stands out with its advanced design features. The 135° split point tip ensures fast, accurate drilling right on contact, effectively preventing walking for cleaner holes, while the parabolic flute enhances chip clearance for reliable operation. Constructed with a thicker web, this bit offers extreme durability and longevity, making it ideal for both professional and DIY projects. The black oxide coating not only reduces corrosion but also provides lubricity, enhancing the overall drilling experience and ensuring sustained performance over time.