... metal , convenient maintenance . Press Machine Model JE21-16D/63DI.Ø The frame is welding with whole steel plate which has high rigidity, ... overload protector .Ø The shut height adopts manual adjustment, which has scale display.Ø The press adopts four face triangle gib, which ... consists of 6 Schneider approximity switches.Besides, the press has two-hand operating button and foot pedal switch, which can ...