The 2697-22 M18™ cordless 2-tool combo kit includes the 1/2 in hammer drill driver (2607-20) and the 1/4 in hex compact impact driver (2656-20). The M18™ cordless system's patented technologies and electronics, innovative motor design and superior ergonomics provide the most efficient blend of power, weight and performance in the industry. Powered by RED LITHIUM™ the M18™ cordless system delivers more torque, more power and longer run-time than the competition.