This AGI DVD course is an excellent resource for those interested in building and heat treating metal gun parts. With a focus on carbon steels and alloys, this DVD provides step-by-step instructions on how to properly heat treat and case harden metals for optimal performance. Featuring Robert Dunlap as the instructor, this DVD is in English and is region-free, making it accessible to viewers worldwide. Whether you're a seasoned gunsmith or just starting out, this educational DVD is a must-have for anyone interested in building and heat treating metal gun parts. Please check out all of our other Gunsmithing dvd videos.