Durston 1526US PrecisionFit Aluminum Ring Stick 1-16 USA

Durston's PrecisionFit aluminium ring stick is marked with USA sizes from 1 to 16 with quarter size graduations. Durston's PrecisionFit technology is the most accurate ring sizing system in the world, guaranteed to provide a perfect sizing between precisionfit steel mandrels and PrecisionFit ring finger gauges.  The Durston PrecisionFit ring sizing system is the most popular ring sizing system used in the USA, with over 20,000 sets in use in jewelry stores from coast to coast.