... Plain Steel Perforated Metal has the features of good strength-to-weight ratio, wide range of open area percentages, accurate hole size ... sorting, facades, ceilings, lamps, shelves, shielding, steps and of course many other purposes as well.Stainless Steel Perforated Metal ... , facades, ceilings, lamps, shelves, shielding, steps and of course many other purposes as well. stainless steel perforated mesh ...