Premium Gold Test Stone-Thick-Made in the USA- 2-1/2" X 1-1/2" X 1/2" Stakes 2 rows of converging bristles

2 rows of converging bristles for effective contact and coverage

progressively sharper from A to C Material Polished stainless steel Mount Compatibility Fits Fretz stake holders and related fixtures Availability Sold as a set only What's Included

Switzerland Origin Switzerland Available Options

Improved workability and extended open working time

Premium Gold Test Stone-Thick-Made in the USA- 2-1/2" X 1-1/2" X 1/2" Stakes 2 rows of converging bristlesA professional grade gold testing stone for precious metal identification, this thick touchstone is made in the USA from natural Arkansas black novaculite a premium material quarried and cut domestically. At 2 1 2" 1 1 2" 1 2", the generous thickness provides a durable, long lasting testing surface suited for daily bench use. Also referred to as streak stones or touchstones, this tool is a trusted standard for jewelers performing acid based precious