Durston 1312 Quad Jump Ringer Ring Sizers & Stretchers Split design provides outstanding visibility

Split design provides outstanding visibility of the workpiece during polishing

The included lenses function as polarizing elements and light diffusers

so when you bend the stock

Suited for jewelers

Durston 1312 Quad Jump Ringer Ring Sizers & Stretchers Split design provides outstanding visibilityThe Durston 1312 Quad Jump Ringer is a professional jump ring making machine designed for jewelers and metalsmiths who need to mass produce jump rings efficiently. Compatible with a Foredom No. 30 style handpiece and flex shaft machine, this system lets you produce jump rings from soft, non ferrous jewelry wire including gold, copper, and silver. Wire as thick as 13 gauge (1. 85 mm) can be used, and the inside diameter of finished rings ranges from 2.