Gold Silver Platinum Testing Touch Scratch Stone Tester Detect Metal Jewelry

The genuine PuriTEST 2" x 2" Acid Test Stone is designed for use with testing acids to help determine the purity and karat value of gold, silver, platinum, and other precious metals . To test your item, simply make a small scratch on the testing stone using the piece being tested. Apply a drop of the appropriate testing acid to the streak and observe the reaction to help identify the metal content. The stone features a rubber backing that provides a stable, non-slip surface for safe and accurate desktop testing. Note: Testing acids are sold separately. This testing stone is ideal for jewelers, pawn shops, gold buyers, collectors, and anyone who regularly tests precious metals . This 2-piece kit includes • PuriTEST 2" x 2" Acid Test Stone with rubber backing for non-slip testing• Easy-to-follow instruction booklet This tool is a must-have for anyone who buys, sells, or evaluates gold, silver, or platinum . If you have any questions, please feel free to contact us. We look forward to serving you.