DEWALT D25851K 12-Pound Spline Demolition Hammer 13.5 Amp motor maximum performance and overload protection 9.5-foot-pounds of impact provides powerful chipping and faster destruction rates SHOCKS-active vibration control reduces vibration up to 50-percent while increasing user comfort and productivity Electronic variable speed allows the user to control the speed of chipping and impact energy Included side handle, bit grease and kit box