Economy black "glass" stone is used with solutions and test needles to determine the karat value. Measures: 2" x 1-1/2" x 3/16".
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Economy black "glass" stone is used with solutions and test needles to determine the karat value. Measures: 2" x 1-1/2" x 3/16".
Find this tool at: [ Ссылка ]
Find more at [ Ссылка ]