lightly heat up the joint with a hair dryer....apply cold blue compound. it it rubs off then its silver soldered. shotguns can be blued like rifles in the same tanks but depending on the soldering method the rib or sight may come off.
lightly heat up the joint with a hair dryer....apply cold blue compound. it it rubs off then its silver soldered. shotguns can be blued like rifles in the same tanks but depending on the soldering method the rib or sight may come off.
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