... Material:ss 304 304L,316,316L,310s, Aluminum,copper,carbon steel,Galvanized.Opening Pattern:Rectangle, square, round, triangular, blossom, ... trade for architectural purposes such as balustrades, gangways and stairs, sports field fence,highway guardrail, the road green belt ... mesh,etched mesh,punch mesh.Any shape Perforated MeshStainless steel Perforated MeshEtched mesh(by Chemical Erode)Punch Hole Mesh ...