Milwaukee THUNDERBOLT™ 7/16" Black Oxide Drill Bit features a thick core web that provides protection against side-load breakage, ensuring durability and long-lasting performance. This drill bit is coated with a corrosion-resistant finish that enhances lubricity and extends its lifespan. Its parabolic flute design efficiently clears chips and debris while keeping the bit cool during use. The 135° split point tip prevents walking, allowing for precise hole placement and easy starts. I for drilling through metal, wood, and PVC, this bit also performs well on curved surfaces and is used with a portable drill for optimal results. Model Number: 48-89-2734