The M18 FUEL™ 1-inch SDS Plus Rotary Hammer delivers a powerful 1.7 foot-lbs. of impact energy to demolish concrete, masonry, stucco and other construction materials. This cordless rotary hammer is part of the long-running, energy-efficient M18 series. A POWERSTATE™ brushless motor provides high power with little wear on the internal components for a long operating life. The REDLINK Plus™ power management system keeps the Milwaukee® rotary hammer operating at optimum power levels while it prevents overloads. This rotary hammer’s SDS shank makes bit changes easy and direct power directly to the bit for more efficient work. This versatile tool also works well for drilling holes or for driving bolts and screws into concrete, wood, metal and more.