This scrap metal tester has a brass casing and is used to test brass, silver, gold, jewelry, and other scrap metals.
Patent: magnetic slide could spot fake
Brass rod (I think) with magnet under black plastic. Keychain? : r
Test Magnet For Brass, Silver & Gold Metals
2PCS Keychain Neodymium Magnet for Testing Brass Gold Silver Coins
WELLZEER Keychain Magnet for Testing Brass,Keychain
Test Magnet For Brass, Silver & Gold Metals
How To Test For Fake Gold and Silver
1Pcs Metal Magnet Keychain Neodymium Magnet Portable Reusable
Type: Neodymium Magnet Keychain. Material: N40 Neodymium. 4 x Keychain Magnets. Hanging keys, notes, pictures, blueprints, etc. Easy to carry and
4PCS Keychain Neodymium Magnet for Testing Brass Gold Silver Coins Ferrous Metal
Test Magnet For Brass, Silver & Gold Metals
Plating Neodymium Iron Boron Magnets
Magnet test for gold, silver, copper & gemstones
feature:, Package Contents: You will receive 6 metal magnet keychains, the quantity is enough for you to use and replace; Dimensions: Each magnetic
Keychain Neodymium Magnet for Testing Brass, Gold, Silver, Coins, Ferrous Metals