The 2.67" Carbide Tipped Bit, Breakthrough masonry drill bit is the perfect tool for all masonry applications. With 11 hardened and carbide cutting teeth and and high speed forged steel body, you will drill more holes faster! Compatible with all SDS Max Rotary Hammers!! This bit has a maximum drilling depth of 20 inches. This product does not cut through rebar, it is only for use with masonry materials