-High resistance rolled steel one-part frame. -Welded steel slide guided by 6 oversized antifriction bronze guides, duly lubricated and with oil collection at the flange of the slide. -Crankshaft manufactured in forged and treated steel. -All parts suject to friction bushed in bronze or bearings. -Pneumatic clutch/brake set with dynamically autocontrolled double-body electrovalve. -Motorised stroke change. -Motorised ram height adjustment.(option) -Slide pneumatic counterbalances -Quick hydraulic unclamping. Double overload safety (hydraulic and electrical) -Frecuency converter (option) -Automatic centralized and recirculating lubrication -Bolster