** When you buy products through the links on our site, we may earn a commission that supports NRA's mission to protect, preserve and defend the Second Amendment. ** Essentially, rust bluing uses an ...

Once the red oxide converts to black (this will be obvious to the naked eye), it’s time to “card” off (remove) the excess rust. Wearing your gloves and using a soft wire brush, a wheel or degreased ...

** When you buy products through the links on our site, we may earn a commission that supports NRA's mission to protect, preserve and defend the Second Amendment. ** As a dealer and gunsmith who ...

Rust bluing is a very simple technique that allows you to coat a piece of steel in a hard protective black coating. It's basically like rusting it in advance so it can't rust more. It converts a weak ...

Bluing a gun barrel is an essential step in maintaining and preserving the exterior finish of your firearm. Bluing is a protective coating that prevents rust, enhances the overall appearance, and ...