DEWALT gives you durability and heavy duty performance in this 1-3/4" Spline Combination Hammer (D25652K). The 13.5 amp motor offers impressively high performance and overload protection at the same time, and it's capable of 8 joules of impact energy for fast drilling and powerful chipping. The E-Clutch is a patented clutch system that provides maximum control in bind up situations. It also has an Active Vibration Control to reduce vibrations up to 50%, making it more comfortable for you to operate. The variable speed enables you to control the speed of drilling and chipping, plus the rear handle mount means less bending over when you are performing down drilling applications.