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Bezel blocks are an essential tool for jewelers and metalsmiths who need to form quick
Use only accessories rated for at least 40
round bezel block (127
(250 mm) Origin Swiss Made File Standard Machinist / Engineers (not Jewelers Precision) Available Options
Successful plating requires proper cleaning
Premium Gold Test Stone-Made in the USA 3" x 1-5/8" x 1/4" WR Cobb Bezel blocks are an essentialA professional grade gold testing stone made in the USA from natural Arkansas black novaculite, quarried and cut domestically. Used by jewelers and metalsmiths to test precious metals, this stonealso known as a streak stone or touchstoneprovides a reliable surface for acid based karat testing. Beware of cheap imitations made of glass, which stain and degrade quickly under repeated use. To test a metal item, rub or scratch it across the stone's
