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Grobet USA® - 56.706
Needles and item to be tested are rubbed on test stones and treated with acid to determine match.
Set of 4 Testing Needles for 10, 14 and 18 Karat Gold and Silver
CategoryTesters
Country of originUSA
ManufacturerGrobet USA®
Mpn56.706
SubcategoryTesting Supplies
TypeMetal Testing Sets