Hot Bluing is a good way to go.
Cold rust bluing is another good 1 that takes many applications in a long process. This is the process they use on high quality double barrels shotguns that have soft soldered barrels. Hot bluing eats soft solder.
RICHGCOOP
DROID3 - Tap talk
Cold rust bluing is another good 1 that takes many applications in a long process. This is the process they use on high quality double barrels shotguns that have soft soldered barrels. Hot bluing eats soft solder.
RICHGCOOP
DROID3 - Tap talk