Birchwood Casey Super Blue 32 Oz.

Super Blue Liquid Gun Blue is a double-strenth formula creating a deep, blackish blue finish on highly polished steel parts and hardened steels containing nickel and chrome alloys (except stainless).

Features:Double-strength blueing solution;Blueing for highly polished steel parts and hardened steels containing nickel and chrome alloys (except stainless);Creates a deep, blackish blue finish;32 oz.