The DeWalt 10Kg 110V SDS Max Demolition Hammer is built with a powerful 1500W motor delivering 17.9 joules of impact energy and a large hammer mechanism for extreme durability and excellent concrete breaking performance. It is ideal for heavy-duty demolition, chasing floors, breaking pavements, and demolishing walls and channels in brick, masonry, and concrete. This chipping hammer features 12 variable chisel locking positions for improved versatility and perfect angles in various applications. Its compact, streamlined design allows access in confined areas, and the ergonomic inline design ensures user comfort. The magnesium housings contribute to maximum durability with minimum weight. The modular design allows quick access to key components for faster and cheaper servicing. The multi-adjustable side handle can be positioned anywhere on the hammer barrel for user comfort. The D25899K 21 lb. SDS Max Demolition Hammer provides high performance without overheating and features a non-air pumping beat piece to extend tool and seal life by eliminating dust entry. A large rocker switch allows for easy power on and off.