Gold Test Needles-Set Of Five-8K-10K-12K-14K & 18K Engraving Systems & Handpieces Mirror polished finish — hand

Mirror polished finish — hand polished to a high-gloss surface

This rotating storage unit is designed specifically for GRS quick change tools

608 Quatro Gold Vault (models GVL117-KRJ and GV117-KRJ-26)

0mm) 12 504-111 3

Gold Test Needles-Set Of Five-8K-10K-12K-14K & 18K Engraving Systems & Handpieces Mirror polished finish — handGold 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