1)Used for elbow fitting; 2)Elbow forming machine; 3)Through mandrill to form elbow; 4)High efficient 5)High intensity. 1)Used for elbow fitting;2)Elbow forming machine;3)Through mandrill to form elbow;4)High efficient 5)High intensity, quality. This equipment has an independent actuating unit and the electrical power system, using centralized control button. It can fulfill Semi-automatic ...