The 3698-22CX M18 2-Tool Combo Kit includes the 1/2 in. Brushless Hammer Drill Driver (2904-20) and the 1/4 in. Hex Compact Brushless Impact Driver (2953-20). 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. The M18 Brushless Hammer Drill/Driver is the Most powerful drill in its class at 725 in./lbs. of torque. The M18 1/4 in. Hex Compact Brushless Impact Driver has the fastest application speed its class and delivers 1, 600 in./lbs. of torque. Both tools feature Milwaukee built brushless motors, REDLINK Electronics, and REDLITHIUM batteries that provide more efficient power delivery, for fewer trips to the charger. | Milwaukee Tool M18 Fuel 2-Piece Combo Kit with High Output Batteries 3698-22CX