Hydraulic GriphoistPower-operated machine for lifting and pulling. A hydraulic power pack can operate one, two or four of these machines from a central location. The power packs are operated by either electric motors or gasoline engines. The speed of operation is controlled using a variable flow control valve.The Hydraulic Griphoist / Tirfor with self-reciprocatingrams are available in two models♦ TU-28H (3,600 lbs. material handling capacity)♦ TU-32H (7,200 lbs. material handling capacity)Motorized Griphoists save time and effort, reduce manpower, offer remote operation and have unlimited length wire rope operation.