Gold Test Needles-Set Of Five-10K-14K-18K-22K & .999 Silver Fluxes 25mm side stones

25mm side stones

Large hand-wheel adjusters for smooth

5 mm to 15 mm for graduated forming

Optional thermometer mount is provided

this tool delivers the sensitivity the job demands

Gold Test Needles-Set Of Five-10K-14K-18K-22K & .999 Silver Fluxes 25mm side stonesGold test needles are an essential tool for jewelers and precious metal buyers who need to assess the karat or fineness of gold and silver items using acid testing methods. This set of five needles covers the most commonly encountered gold karats and a fine silver standard, giving you reliable reference marks for side by side acid comparisons. Features Set of five test needles covering four gold karats and one silver fineness Includes 10K, 14K, 18K,