The 2691-22 M18™ cordless 2-tool combo kit includes the Compact Driver (2601-20) and the 1/4" Hex Impact Driver (2650-20). 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. M18™ ½" Compact Drill/Driver Delivers 400 In-lbs of Torque and is Only 4 lbs. and 7 ¾" Long M18™ ¼" Hex Compact Impact with ...