TR Industrial TR89105 Original Demolition Jack Hammer with Point and Flat Chisel Bit, Silver Motor Power: 11 amps Full-Load Impact Rate: 1800/min Power needed: 120v/60HZ Includes: ETL listed Jackhammer, 1 hex-pointed & 1 flat chisel, 2 wrenches, oil container, safety goggles, and suede working gloves Powerful and effective at drilling through concrete, clay, basement floors, and many other tough surfaces