FD05Z, 12V max CXT 3/8 In. (inch) drill-driver with 2-speeds, 0-450 and 0-1700 rpm (revolutions per minute), delivers up to 250 in./lb. (inches per pound) of max torque. Features a compact design at only 7-7/16 In. long and weighs only 2.4Lb. (pound) with battery for reduced operator fatigue. DT03Z, 12V max CXT impact driver with variable speed, 0-2600 rpmand 0-3500 IMP, delivers up to 970 in./lb. of max torque. Features a compact design at only 6 In. long and weighs only 2.3 lb. with battery for reduced operator fatigue. Ergonomically designed handles with rubberized soft grips provide increased comfort. 12V slide battery design enables tool to stand for convenience. Built-in LED (light emitting diode) light illuminates the work area. Includes (2) BL1021B 12V max CXT lithium-ion 2.0 Ah batteries, (1) DT03Z 12V max CXT lithium-ion charger, and tool case.