Powerful 10.5A motor delivers 450 rpm (revolutions per minute) and 3000 IPM (impacts per minute). Powerful hammer mechanism delivers 5.5 ft/lb (foot-pound) of impact energy for drilling in hard aggregate. Constant Power Technology delivers consistent performance in tough applications. Mechanical clutch protects the tool when the bit binds up. 2-mode operation features rotary hammer and hammer only for maximum versatility. 12-position chipping adjustment allows the user to maintain the desired hammer position while chipping in any orientation. 3-wire, 13' cord. Includes side handle and carrying case.