Durston PrecisionFit™ Steel Tapered Ring Mandrel - RioGrande

Durston PrecisionFit™ Steel Tapered Ring Mandrel with Groove

Durston Combination Ring Stretcher, Reducer and Bender - RioGrande

Ring-Making Mandrels and Stand, Complete Set - RioGrande

Durston Ring and Stock Bender with Die Pairs - RioGrande

Ring-Making Mandrels and Stand, Complete Set - RioGrande

A&A Jewelry Supply - Durston Professional Ring Mandrels

Swanstrom Ring Mandrel - RioGrande

PrecisionFit™ Showroom Boxed Ring Sizing Set (USA Quarter Sizes 1

Durston Ring Stretcher and Reducer - RioGrande

Durston Ring Stretcher and Reducer

Steel Ring Mandrel US Sizes 1 to 15

Durston PrecisionFit™ Showroom-to-Bench Ring Sizing Kit