Birchwood Casey (13425) Super Blue 3oz Liquid

BIRCHWOOD CASEY (13425) SUPER BLUE 3OZ LIQUID

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.