Gold Test Needles-Set Of Five-10K-14K-18K-22K & .999 Silver Polishing & Finishing Power comparable to the GRS

Power comparable to the GRS Magnum handpiece

it delivers consistent forming performance and long-term durability for professional jewelers and metalsmiths

this thick touchstone is made in the USA from natural Arkansas black novaculite — a premium material quarried and cut domestically

Includes 56 lowercase letters

Hole Shape Square with cut corners Number of Holes 8 Hole Size Range 14 mm – 21 mm Hole Sizes 14 mm

Gold Test Needles-Set Of Five-10K-14K-18K-22K & .999 Silver Polishing & Finishing Power comparable to the GRSGold 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,