Bosch 2-5/8 in. Carbide SDS-Max Rotary Hammer Core Bit for Masonry and Concrete Drilling (2-Piece) HC7503

Bosch brings constant innovation to concrete and masonry drilling. From inventing the industry standard SDS system to custom-manufactured carbide and diffusion bonding, the result is better performance and durability. And Bosch Xtreme bits last 4X longer than any other bit when hitting rebar.