Hydraulic pressure draw horse fill with post in pump as power source to drive horse s cylinder rod to move ahead Hook claw flat can follow the fast regulate nut make the distance of adjusting go. Lift hand handle swing from head to foot while operating. Namely output high-pressure oil make the draw horse s cylinder rod move forward. Hook claw corresponding to go backwards, the objected is pulled out. Labor-saving use, compact structure, flexible use, light weight, small bulk, handy carry It will not be restricted by any places. It is applicable for the factories and repair places....