Highest-in-class demolition power with AVT (Anti-Vibration Technology). 72.8 Joules. TOOL ONLY!USER BENEFITS:Counter weight mechanism and vibration absorbing housing helps to reduce vibration.Soft start for suppressing start-up reaction.Soft grip provides more control and less hand fatigue.Newly developed dust extraction attachment is available.Double Insulation, Anti-Vibration Technology, HEX Shank and Soft Start. Tool sold without bit.