Engineered Metal Finishing & Performance Coatings. For over 50 years, Techmetals, Inc. has been recognized as a leader for the metal finishing and performance coating industry. Proudly assisting clients in the Firearms (FFL, ISO, and ITAR Certified) Aerospace and Defense, Medical, Automotive, Nuclear & Power Generation markets to just name a few. Our proprietary metal coatings are known for enhancing and extending the life of firearm components in a wide variety of applications. We truly are at the forefront of technology – even offering Research and Development capabilities for our clients. (less)