Durston 1526US PrecisionFit Aluminum Ring Stick 1-16 USA Harmony or other flat tools

or other flat tools

0 g for bulk metals

Application Silver and copper oxidizing Use Temperature Room temperature (no heating required) Dilution Use full strength for black

designed for precision forming work in jewelry making and metalsmithing

Durston 1526US PrecisionFit Aluminum Ring Stick 1-16 USA Harmony or other flat toolsThe Durston 1526US PrecisionFit Aluminum Ring Stick is a professional grade ring sizing mandrel marked with USA sizes 1 through 16 in quarter size graduations. Engineered as part of Durston's acclaimed PrecisionFit system widely recognized as the most accurate ring sizing system in the world this aluminum stick is designed to work in precise coordination with PrecisionFit steel mandrels and PrecisionFit ring finger gauges, guaranteeing perfect,