... hydraulic overload protection Features: 1,J25 series c-frame double-crank press can be applies for punching and shallow drawing of largesized ... overload, protecting the dies and preventing damages to the press. 8,Motorized die height adjustment. 9,Variable stroke speed ... and other optional accessories are available for the power press subject to user's demands. Specifications:ModelJ25-80BJ25-160BJ25 ...