... HOLE-PUNCHING roll forming machine 1,SUIT UPRIGHTS, BEAMS 2,Hydraulic Punch 3,Roller Feeder roll forming machine LMS ON ... hydraulic cutting off---- material unloading, all the process finished automatically.2) Construction:The whole line is composed by decoiler, hydraulic punch ... c. The control panel is composed by human-machine interface, button, switch, emergency stop, etc. The mark is clear and the ...