... Anti-aging and not easy to rust manufacturer decorative punching hole mesh1)material:low carbon steel plate galvanized iron plate ... mild steel, SS304 or SS306, Aluminium, Brass, etc.Perforated Metal Hole Type:Round, square, slotted, decorative and unusual shaped holes upon ... 6000MM 1500MM X 3000MM 1500MM X 6000MMPerforated Metal Standard Hole Size:0.8 mm-100 mmPerforated Metal Open Area:20%-70%Width ...