Makita LCT207W 12V max Lithium-Ion Cordless 2-Piece Combo Kit 2-speed 1/4-Inch Hex Driver-Drill (0-350 and 0-1,300 RPM) delivers 200-Inch lbs of Max Torque in an ultra compact size of only 2.0 lbs Variable speed Impact Driver (0-2,400 RPM and 0-3,000 IPM) provides 800-Inch lbs of Max Torque in an ultra compact design of only 2.0 lbs Makita 12V max Lithium-Ion batteries provide longer run time and lower self-discharge