Metabo HPT 1-9/16" SDS-MAX Rotary Hammer w/Aluminum Housing Body1 9 16 Inch SDS Max Rotary Hammer w Aluminum Housing Body Metabo HPT DH40MEY BRAND NEW TOOL OPEN BOX NO BOX MOTOR: 11. 3 Amp motor and 1150 watts of input power for increased productivity LOW VIBRATION: UVP (User Vibration Protection) technology greatly reduces vibration for comfortable extended use and fewer vibration related injuries via the use of internal counterweights and springs, as well as low vibration handles IMPACT RATE: 2,850 full load max