Large Natural Test Stone 6" x 3" In Wood Box Gold & Platinum Stock Wire & Tubing Includes two German-made 3/32" miniature

Includes two German-made 3/32" miniature mandrels

these smaller cuts can be made skillfully by hand and by sight after measuring and marking the wire beforehand

Escapement file length is measured from the tip to the end of the cut — the tang and handle are not included in this measurement

Fixed-ratio engraving — character height determined by the dial in use

350 Italian Ring Stretcher

Large Natural Test Stone 6" x 3" In Wood Box Gold & Platinum Stock Wire & Tubing Includes two German-made 3/32" miniatureThe Large Natural Test Stone is an essential tool for jewelers and metalsmiths who need to verify the karat value of precious metals. This professional grade stone allows you to test silver, platinum, and gold with accuracy and confidence. The generous 6" x 3" surface area provides ample working space for performing multiple streak tests, making it well suited for busy bench work. Each stone arrives ready to use and is presented in a wood storage box