Perforated Metal Sheet Materials: stainless steel wire, iron plate, copper plate, aluminum plate. Features: good strength-to-weight ratio, wide range of open area percentages, accurate hole sizes, available in corrosion resistant materials, available in lightweight materials, suitable for decorative applications Uses: widely applied to platform, pathway, bridge, trench covers, fences and handrails at systems of petro-chemicals, urban construction engineering and urban sanitary engineering. Specification: (1)Cold rolled steel sheet Thichness:0.2mm-1mm Length:1m-20m Hole Diameter:0.8mm-10mm (2)Plate Thickness:0.3mm-10mm Size:í_1.5í-3m Hole Diameter:0.8mm-100mm The specification only for reference, it can be done according to the requests of the customers.