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Ships within 48 hours · Estimated delivery Aug 20 - Aug 25
5mm) 2B-66 Platinum
Optional modular odor and fume cartridge filters are available separately and will reduce suction capacity — use only if odor or fume elimination is required
Rated to 100 PSI — protects boiler from dangerous overpressure conditions
Suitable for both faceted stones and cabochons in triangular settings
524 m) Country of Origin USA What's Included
Large Gold Test Stone Natural Stone - 6" x 4" Adhesives 5mm) 2B-66 PlatinumThe 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
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