1)k-span Roll Forming Machine 2) thickness:0.4-0.8mm 3) width:416mm 4) cutting:hydraulic 5) certification:CE,ISO9001 Detailed Product Description k-span Roll Forming Machine : This roll forming machine are widely used in building steel-structurd largescale warehouses, plants, supermarkets, shopping malls, trade markets, stadiums, holiday villages, sanatoriums, hotels, villas, residences, and ...