"The DEWALT Cordless Impact Wrench is ideal for driving and removing fasteners in wood, metal or concrete. Its rocker switch design provides fast and easy fastening. Comfort grip provides maximum control and increased comfort. Durable magnesium gear case and all metal transmission, along with heavy-duty impacting mechanism that directs torque to fastener without kickback. Tool Weight lbs. 6.65, Charger Included Yes, Volts 18, Drive in. 1/2 square w/ detent pin, Impacts Per Minute IPM 2,600."