The 12-Volt Max CXT Lithium-Ion Cordless 2-piece. Combo Kit includes a 3/8 Driver-Drill (FD09Z), Impact Driver (DT03Z), two 12-Volt Max CXT Lithium-Ion 2.0 Ah batteries and a tool case. The 3/8 in. Driver-Drill delivers power and speed in an ultra-compact size for efficient drilling, driving and fastening. It has 2 speeds (0-450 RPM and 0-1,700 RPM) and delivers up to 250 in./lbs. of Max Torque. The Makita 12-Volt Max CXT Cordless Impact Driver delivers power and speed in an ultra-compact size for driving and fastening applications. The Impact Driver has variable speed (0-2,600 RPM and 0-3,500 IPM) and delivers up to 970 in./lbs. Max Torque. With Makita 12-Volt Max CXT batteries, users get superior balance and ergonomics over pod-style batteries. For longer run time, 12-Volt Max CXT cordless tools are also compatible with the 12-Volt Max CXT Lithium-Ion 4.0 Ah battery (BL1041B, sold separately). 12-Volt Max CXT Lithium-Ion batteries are engineered with a Battery Protection Circuit that protects against overloading, over-discharging and over-heating. Its part of the expanding 12-Volt Max CXT series, combining performance with superior ergonomics in a compact size.