1*Keychain Magnet for Testing Brass,Gold,Silver,Ferrous Metal and Hanging Key [VIDEO1] This keychain magnet offers strong magnet power in a handy keychain. It is perfect for jewelers, recyclers, coin dealers, or anyone that needs to make fast assessments of jewelry, antiques, and industrial metals for iron, nickel, or cobalt content. Determine if jewelry is silver or gold plated by testing if ferrous metals are used as the base metal (excluding some nickel alloys). If a magnet responds to jewelr...
Price: | $ 3 |
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Condition: | New |
Location: | ******, Jin Hua |
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