This SDS-Max corded demolition hammer with a chipper handle blows at a rate of 850 to 1800 bpm and operates at 120V/15A. It has a keyless chuck and an impact energy of 17 ft-lb. The hammer with continuous speed settings has 12 chisel points, an electric motor, and a 27½-inch tool length. It measures 5 width x 9 inches height.