Milwaukee 5/16" x 6" Carbide-Tipped Hammer Drill Bit delivers exceptional durability and performance, ing up to 5 times longer life when drilling into concrete and up to twice the speed in masonry materials. This drill bit features sharpened, precision-ground tips that enable faster starts and reduce walking, making it i for concrete, brick, and block applications. Its wide flute design efficiently removes dust, which helps reduce heat buildup and allows for more holes per battery charge, enhancing productivity on the job. Model Number: 48-20-9016