The 2694-22 M18 cordless 2-tool combo kit includes the 1/2in Hammer Drill / Driver (2602-20) and Sawzall? Recip Saw (2620-20). 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 LITHIUM-ION, the M18 cordless system delivers more torque, more power, and longer run-time than the competition.