GOLD TESTING KIT: Set of four needles from ToolTreaux includes 10k, 14k and 18k for gold purity and karat testing, as well as a 999S needle for silver
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Complete Gold Acid Testing Kit Gold Prospecting Tools and Accessories by ToolTreaux - Shop Online for Arts & Crafts in Fiji
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Gold Silver Platinum Jewelry Testing Kit Detect 10K 14K 18K 24K Precious Metals Appraise Fake Plated Antiques Oro
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Gold Test Needles, Set of 5
VINTAGE STANDARD GOLD TESTING TEST NEEDLES SET~ 4K 6K 8K 10K 12K 14K 16K 18K 20K