ON-LINE HOLE-PUNCHING roll forming machine 1,SUIT UPRIGHTS, BEAMS 2,Hydraulic Punch 3,Roller Feeder roll forming machine LMS ON-LINE HOLE-PUNCHING ROLL FORMING PRODUCTION LINE1. SUITABLE PROFILE:Uprights, Beams, Metal Stud, Drywall, etc.2 ... control, use the fixed rule to adjust the length and automatic cut off. The air switch and contactor us Japan Fuji ...