M12&trade; Cordless LITHIUM-ION 2Pc Hammer Drill/Impact Combo Kit Powerful motor delivers 275 in.-lbs. of torque Compact & lightweight: 7 5/8-in. length, 2.8 lbs. 2-speed metal gearbox: 0-22,500 BPM, 0-400/0-1500 RPM 3/8-in. metal single sleeve ratcheting chuck for maximum durability, grip and bit retention