1.Divided into unitary and disconnect-type. 2.The Max. weight is 750 tons 3.By human or electric drive hydraulic pump Hydraulic Bottle Jack 1.Simple structure,light weight,easy to carry,convenient to move. 2.Hydraulic jack divided into universal type and tailored version. 3. By human or electric drive hydraulic pump , through hydraulic transmission system .Hydraulic jack divided into unitary type ...