ToolTreaux 10k 14k 18k 999S Silver and Gold Testing Kit Needles on Key Ring, 5pc

Scratch testing is one of the oldest and most reliable karat and purity tests available for testing precious metal quality and content, and is ideal

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This Tools item by JewelrySuppliesNW has 82 favorites from shoppers. Ships from Seattle, WA. Listed on Dec 23, 2023

Gold Testing Needle Set of 3 10K, 14K, 18K 56-708

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Acid Testing Stone 2 1/2 X 1 1/2 X 0.5 56-712

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

ToolTreaux 10k 14k 18k 999S Silver and Gold Testing Kit Needles with Jewelry Testing Stone, 6pc

ToolTreaux 999S Silver and 10k 14k 18k Gold Testing Kit Needles

Acid Test Kit Gold 10K 14K 18K 22K Silver Platinum Hong Kong