The DEWALT 21 SDS-MAX Demolition Hammer features a heavy-duty 14 Amp motor that protects against overload while delivering high-powered performance. Designed for professional chipping, demolition and chasing applications with a variety of masonry materials, including brick, concrete and stone, this demolition hammer is loaded with features that make it easy to control and comfortable to use. The SDS-MAX tool holder with rubber dampers allows easy insertion and removal of SDS-MAX chisels, while the chisel indexing dial allows you to accurately rotate the chisel to any of 12 positions. Featuring an adjustable side handle that allows 360 degree rotation and 150 degree adjustment for ease-of-use, this tool is durably made to withstand daily jobsite wear and tear for years of reliable use.