Large Gold Test Stone Natural Stone - 6" x 4" Prop 65 - Ceramic 222 spring designation — heavier

222 spring designation — heavier than the 217 spring

Magnification × Field of View: 2

2059-G1200 1200 Grit Fine Notes

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The sealed ball bearings are lubricated for life and are fully protected against dust and debris

Large Gold Test Stone Natural Stone - 6" x 4" Prop 65 - Ceramic 222 spring designation — heavierThe Large Gold Test Stone from Eurotool is a natural stone cut to a generous 6" x 4" size, ideal for professional gold testing in a jeweler's bench or assay station. Gold test stonesalso known as touchstonesare used to assess the karat or purity of gold alloys by observing the streak left when metal is rubbed across the stone's fine grained surface. The larger format of this stone provides ample working area, allowing multiple test streaks to be