Precision Metal Industries, Inc | 1,218 followers on LinkedIn. Precision Metal Industries, ISO 9001:2008, is a premier manufacturer specializing in precision sheet metal products, precision machining and complex mechanical or electromechanical assemblies. PMI makes custom missile containers, cabinets, electronics enclosures, chassis, medical equipment housing and many other parts and components for the Defense, Medical, Electronics and Avionics Industries. The company’s philosophy is to develop a partnership arrangement with customers, promoting open communication and a mutually beneficial business relationship.