The XtremepowerUS SDS Hammer Drill and Chisel Bit Set includes 17 high-performance SDS-Plus bits designed to meet the demands of both professionals and DIY users. Built for heavy-duty masonry and demolition work, each bit is precision-engineered from heat-treated steel alloy for exceptional strength, durability, and long service life.Equipped with C2 tungsten carbide tips, the bits deliver faster drilling speeds with less pressure, ensuring precise, clean holes in hard concrete and stone surfaces. This comprehensive set is perfect for drilling, chiseling, and demolition tasks across concrete, brick, and other masonry materials.For convenience and protection, the set includes a sturdy blow-molded carrying case with a handle for easy transport and organized storage.