Makita HR3851 10 Amp 1-1/2-Inch Spline Rotary Hammer 10 Amp, 1-1/2-inch spline rotary hammer Provides maximum power for heavy-duty applications Ball and needle bearings and auto-brush cut-off ensure long life Includes rotary hammer; hex wrenches No. 4 and 5; and plastic tool case. Measures 17-1/2 inches long, weighs 16.5 pounds; a 1-year limited warranty