Perforated Strips can be used in pads for sheet metal, plastics, glass, porcelain, etc. this can have many types of holes like Round, Square, Oblong, Rectangular, Capsule, Hexagonal, Dimpled and Lipped. It is made up of Galvanized Steel, Aluminum, Brass, Monel, Inconel, Titanium, Hastelloy, Duplex, and Super Duplex.