900 roofing sheet making machine beautiful outlooking good quality competitive price easy ... : DeltaFrequency converter: Deltaequipment Manual decoiler, main roll forming machine, hydraulic cutting device,hydraulic station, PLC computer control, ... length—output with table No. NameUnitQty 1Decoilerset1 2Main machine for roll formingset1 3Control systemset1 4Hydraulic systemset1 5Automatic cuttingset1 ...