DEWALT D25901K 23.4 LB SDS Max Demo Hammer with Shocks 14.0 Amp motor provides high performance and overload protection Shocks Active Vibration Control reduces vibration resulting in less user fatigue and more productivity Non-air pumping beatpiece eliminates masonry dust from entering the unit extending tool and seal life Spring-loaded dust seals ensure longer tool life Variable impact control dial (19 settings) ensures accurate impact energy depending on the application Large on/off rocker switch allows for easy single finger operation