What are some common signs of oxidation on a pin locks for badges?
Here are some common signs that pin locks for badges may be experiencing oxidation: Reddish/brown discoloration Oxidation typically causes metal to take on a rust-like red, brown or faded appearance. Powdery texture As oxidation progresses, rust particles may rub off onto fingers leaving behind a powdery residue. Pitting or spots Small pits or irregular brown/black…