Milwaukee CARBIDE PILOT BIT exceptional durability with up to 10 times longer life than standard pilot bits, thanks to its carbide teeth. The innovative Quad Edge tip design reduces heat build-up during drilling, while the 135° split point ensures accurate and precise hole placement every time. This pilot bit is i for use with stainless steel, cast iron, wood, metal, and abrasive materials, making it a versatile choice for various applications. For optimal performance, it is to use this bit with Milwaukee HOLE DOZER™ with Carbide Teeth Hole Saws. Model Number: 49-56-7100