Professional Test Gold Testing Examination Touchstone Powder Accessory Jewelry Tool

1This set is used to verify the gold content in items or true and false identification. 2Easy to use and the examination result is easy to watch and read. 3This set works for testing any gold such as 10K, 14K, 18K, 24K, etc. 4Light weight and compact design is easy to take outdoor to test the gold. 5Ideal for testing jewelry, gold coins, antique gold, etc.