For over 60 years National Metal Industries has been one of the leading manufacturers and distributors of metal fencing on the East Coast. National Metal industries offers an extensive inventory of pipe both galvanized and color-coated along with a full-line of fittings and hardware for any residential or commercial fence. Our welding department can create both residential and commercial gates to size. We stock a huge selection of privacy slats and accessories from permanent hedge to aluminum and plastic slats. We have many different types to choose from.