Durston 1303 Gem Ring Stretcher Prop 65 - Lead-Nickel 5A Stroke Speed Range 0–5

5A Stroke Speed Range 0–5

040" (1 mm × 1 mm) square Pack Weight Approximately 1/2 Troy Ounce (10 DWT)

and many professional jewelers prefer them to more expensive alternatives

The ergonomic shape makes them easy to hold and well-balanced for efficient

34mm (3/32") Length 50mm (2") Material Graded ceramic Origin Made in Japan for Vallorbe of Switzerland Set Quantity 3 stones (one per grit) What's Included

Durston 1303 Gem Ring Stretcher Prop 65 - Lead-Nickel 5A Stroke Speed Range 0–5The Durston 1303 Gem Ring Stretcher is purpose built for enlarging stone set rings without disturbing the setting. By selectively stretching the ring shank opposite the stone, this tool allows jewelers to size up rings that would otherwise be difficult or impossible to resize using traditional methods. To use, select the roller that best matches the profile of the ring shank, place the shank on the center die, and roll back and forth across the bottom