Milwaukee THUNDERBOLT™ 5/64" Black Oxide Drill Bit features a thick core web that provides protection against side-load breakage, ensuring durability and long-lasting performance. Its corrosion-resistant coating enhances lubricity and extends the life of the bit. Designed with a parabolic flute form, this drill bit efficiently clears away chips and debris while keeping the bit cool during use. The 135° split point tip prevents walking and delivers precise holes and accurate starts. This bit requires less effort when drilling through metal, wood, and PVC, making it highly effective even on curved surfaces. It is for use with a portable drill for optimal results. Model Number: 48-89-2711