Round Perforated Metal hole:round hole Quality Certification:ISO9000 width:0.5m-3m length:1m- ... , balconies, and environmental friendly office furniture.Opening Pattern Rectangle, square, round, triangular, hexagonal, blossom, and many other special patterns according to ... overall measurement of the short side 0f the sheet. The standard sheet size is 1000mm×2000mm and 1250mm×2500mm. The coil ...