For 30mm hex type Heavy blow chipping mechanism Durable tool retainer Adjustable side handle. Power Input 1,240W Full Load Impact Rate 1,400min.. Bit Shank 30mm (1-316") Hexagon Overall Length 642mm (25") Weight 15.0kg (33.0 lbs.) Standard Accessories Bull Point, Side Handle, Wrenches, Oil Feeder, Carrying Case