Milwaukee THUNDERBOLT™ 3/16" Black Oxide Drill Bit features a thick core web that provides protection against side-load breakage, ensuring durability and reliability during use. Its corrosion-resistant coating enhances lubricity and extends the bit’s lifespan. The parabolic flute design efficiently clears chips and debris, keeping the bit cool for longer drilling sessions. Equipped with a 135° split point tip, this drill bit prevents walking and delivers precise holes and accurate starts. It requires less effort when drilling through metal, wood, and PVC, and performs effectively on curved surfaces. This bit is i for use with portable drills, combining strength, precision, and versatility in one tool. Model Number: 48-89-2718