DEWALT-built high power, high-efficiency brushless motor delivers up to 75% more runtime vs. 18v NiCad brushed motors. Heavy-duty 1/2" ratcheting nitro-carburized metal chuck with carbide inserts for superior bit gripping strength. LED Spotlight Mode features 20-minute shutoff function allowing for extended work time in dark or confined spaces. This product is a bare-tool and does not include batteries or chargers.