perforated metal 1.Brand name:DBL 2.Certification:ISO9001:2008 3.Place of Origin:Hebei Perforated Metal MeshMaterial: Stainless Steel, Low Carbon, Galvanized, PVC Coated, Aluminium,etcShape of The Hole:Rectangular, Square, Round, Hexagonal, Triangle, Slot, Decorative or anothersApplication: oil filters, used in workshops as well as other constructions as sound isolation sheet, decorative sheet ...