blackcote.com
BlackCote - Metal finishing, specializing in Black Oxide (Bluing), Aluminum AnodizingFor the high quality black oxide (bluing), anodizing, media blasting, and outstanding customer service, Visit us at BlackCote.com for a complete listing of services such as, black oxide on steel, aluminum anodizing... media blasting (sand, glass, aluminum oxide, skat, and others).
http://www.blackcote.com/