... roll forming machine 1.Advanced technology,exquisite equipments,professiomal team 2.reasonable price Production processingDecoiler---flatting---feeding & punchine---forming ... . Forming machine is combined and adjustable, one set of combined rollers complete all cable tray products, ... feeding, JF21-200B punching, punching dies, guider, forming machine, cut-to-length device, collection table and ...