Gold Test Needles-Set Of Five-8K-10K-12K-14K & 18K Gold & Platinum Solders Set Quantity 12 broaches Size

Set Quantity 12 broaches Size Range 0

electro-stripping

these tweezers feature slightly longer shanks and rounded handle corners for a more comfortable grip during precise work

0 mm Origin Swiss Made Grobet Part No

Gold Test Needles-Set Of Five-8K-10K-12K-14K & 18K Gold & Platinum Solders Set Quantity 12 broaches SizeGold test needles are an essential tool for jewelers and precious metal buyers who need to verify the karat purity of gold items using acid testing. This set includes five needles spanning the most commonly encountered gold karats 8K, 10K, 12K, 14K, and 18K giving you a comprehensive reference range for comparative acid testing. To use, select the appropriate karat needle and rub or scratch it against a test stone. Make a second mark on the stone with