Durston 2127 Large Ring Stretcher Mandrel Practice Rings Mountings & Plates Specially balanced for smooth

Specially balanced for smooth

The degree of matte-to-satin finish depends on the hardness of the material being treated

and refined welding curves for precious and non-ferrous metals

Sold individually so you can purchase exactly the quantity and lengths you need

Durston 2127 Large Ring Stretcher Mandrel Practice Rings Mountings & Plates Specially balanced for smoothThe Durston 2127 Large Ring Stretcher Mandrel is an expanding mandrel purpose built for enlarging and truing rings with larger diameters. Its compact 92 mm length keeps it practical for bench use, easy to stow in a drawer, or pack into a tool roll. Once secured in a vise, clamp, or appropriate machine fixture, the mandrel expands evenly as you tighten the center bolt with the included hex keygiving you controlled, incremental sizing without distorting