Milwaukee SHOCKWAVE™ 7-PC Carbide Hammer Drill Bits are designed to provide faster starts and minimize walking when drilling into concrete, brick, and block. These drill bits feature precision ground tips that are sharpened to up to five times longer life in concrete and twice the drilling speed in masonry. Their wide flute design enhances dust removal and reduces heat buildup, allowing you to drill more holes per battery charge. Equipped with 1/4" hex shanks, these bits are for use with both impact and hammer drill-drivers, making them an essential addition to any tool kit for masonry work. The set includes a variety of sizes to suit different drilling needs. Model Number: 48-20-9052