The 2690-24 M18™ Cordless 4-Tool Combo Kit includes the M18™ 1/2" High Performance Hammer Drill/Driver (2611-20), M18™ Sawzall® Recip Saw (2620-20), M18™ 6-1/2" Circular Saw (2630-20), and M18™ Work Light (49-24-0171). The M18™ Cordless LITHIUM-ION 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.