Milwaukee THUNDERBOLT™ 11/64" Black Oxide Drill Bit features a thick core web that provides protection against side-load breakage, ensuring durability during tough drilling tasks. Its corrosion-resistant black oxide coating enhances lubricity and extends the bit's lifespan. Designed with a parabolic flute form, this drill bit efficiently clears chips and debris while keeping the bit cool for smoother operation. The 135° split point tip prevents walking and delivers precise holes and accurate starts, making it i for drilling through metal, wood, and PVC. It requires less effort when working on curved surfaces and is for use with a portable drill, combining performance and reliability in one versatile tool. Model Number: 48-89-2717