Dewalt brushless motor delivers up to 57% more run time over brushed. Compact (6.9" front to back), lightweight (3.4lbs) design fits into tight areas. High-speed transmission with two speed settings (0-550/0-2,000 RPM) delivers up o 30% faster application speeds. Ergonomic comfort grip handle provides ideal balance and tool control. Metal 1/2" ratcheting chuck for superior bit gripping strength. 3-mode LED provides lighting in dark work spaces up to 20 times brighter previous model.