... 8mm-20mm Material:ss sheet,GI. High quality perforated metal mesh ( factory & ISO9001:2000)perforated metal mesh Thickness:0.2mm-8mm Length:1m ... of nonmetal plates.Hole of perforated metal mesh: round, length, square, scale hole, hexagonal hole, plum blossom and so on. ... material, are: pass: Long hole, square hole, round hole, hexagonal hole, scale hole, stretching and other special-shaped hole size ...