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Author Topic: Boiler bluing  (Read 1818 times)

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Re: Boiler bluing
« on: June 06, 2021, 07:10:56 pm »
Hello Jurgen,

True Blue is a product for carbon steel, especially made for gun bluing.
They also have a product for brass, I checked out a video and the color is dark brown/black, I have never tried it for that reason.

Maurice.