DCD985 20V MAX hammer drill with patented 3-speed all-metal transmission and 1/2" all-metal ratcheting chuck delivers 535 unit watts out of maximum performance, faster application speed, and superior bit retention. 575-2000 rpm (revolutions per minute). DCF885 20V MAX 1/4" impact driver features 3 LED lights with 20 second delay to provide visibility without shadows. 2800 rpm, 1400 in/lb (inch/pound) torque. Includes (2) 20V MAX lithium-ion 3.0 Ah battery packs, fast charger, 360 deg. side handle, belt hook, and contractor bag.