Mini expanded metal Hole size:1.5*3mm,3*6mm,4*8mm Thickness:0.4mm,0.5mm,0.7mm Material:GI steel,aluminum ... plate,mild steel Mini expanded metal Hole size:1.5*3mm,3 ... Thickness:0.4mm,0.5mm,0.7mm Material:GI steel,aluminum plate,mild steelMini Expanded Metal Material: low carbon steel, stainless steel, aluminum ...