This custom-manufactured ring mandrel is designed to meet the strict quality and sizing standards required by major television retailers like HSN and QVC. Graduated from US size 2 to 15, it is engineered for absolute accuracy to ensure that every ring produced meets the retailer’s specific tolerances. Made from high-grade polished steel, it provides a perfect surface for the final inspection and sizing of production jewelry. This tool is a critical requirement for any manufacturer supplying high-volume retail accounts where sizing consistency is a top priority.








