Birchwood Casey Super Blue Liquid Gun Blue

Birchwood Casey Super Blue Liquid Gun Blue

02905713425

A double-strength blueing solution designed for blueing highly polished steel parts and hardened steels containing nickel and chrome alloys. 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. 3 oz. bottle.