Dewalt D25810K 12 lb. (5.6kg) SDS MAX Chipping Hammer. Complete concrete, masonry, and plaster applications with the 12 lb. SDS MAX Demolition Hammer. Built with a hard-hitting German-engineered mechanism and a 10.5 Amp motor, this ultra-light, high-performance chipping hammer delivers 7.1 Joules of impact energy. Featuring SHOCKS ACTIVE VIBRATION CONTROL® technology to help reduce user-felt vibration at the handles, this tool helps maximize productivity in challenging jobs. For convenient portability on the jobsite, this tool is packaged with a durable kit box.