Durston 2125 Small Ring Stretcher Mandrel Polishing Compound *can be substituted with more

*can be substituted with more expensive versions with additional charges if desired

Measurements given for file dimensions are taken at the thickest point of the file

Can identify genuine sapphire watch crystals

Flexible construction conforms to flat and curved surfaces

Part # Metal Type 342-4002 Yellow Gold Filled 344-4002 Sterling Silver

Durston 2125 Small Ring Stretcher Mandrel Polishing Compound *can be substituted with moreThis small expanding ring stretcher mandrel is designed to enlarge and size rings in the 1417 mm range, in a compact format that tucks easily into a drawer or travel kit. Once clamped, the mandrel expands smoothly as you tighten the center bolt, nudging the shank out to size in small, controlled steps. Features Compact expanding mandrel sized specifically for smaller ring diameters. Stores easily in a drawer, toolbox, or roll, ideal for mobile or