Birchwood Casey Super Blue Liquid Gun Blue, 3 fl oz Plastic Bottle - 13425
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Birchwood Casey Super Blue Liquid Gun Blue, 3 fl oz Plastic Bottle - 13425, A double-strength blueing solution designed for blueing highly polished steel parts and hardened steels containing nickel and chrome alloys (except stainless). super blue extra strength gun blue is the blackest blue. use caution to confine the solution to the area to be reblued, as it will have an effect on the existing blue. Features: Double strength solution Perfect for polished steel parts and hardened steel containing nickel and chrome alloys For blueing highly polished steel parts and hardened steels containing nickel and chrome alloys (except stainless) Super blue extra strength gun blue is the darkest blue