The Milwaukee M18? 5/8" SDS Plus Compact Rotary Hammer delivers up to 20% faster drilling, 50% longer life, and drills more than 100 holes per charge. The M18? 5/8" SDS Plus Compact Rotary Hammer is ideal for drilling in tight spaces and overhead, while delivering the performance required by the professional. The Milwaukee M18? 5/8" SDS Plus Compact Rotary Hammer delivers 0-1,300RPM and 0-7,000BPM. The electro-pneumatic design allows for drilling up to 5/8" holes in concrete and masonry. Two-mode operation - Rotary Hammer and Rotation Only - provides maximum versatility and dependable operation regardless of application or orientation.