Fretz SRM Spinner Ring Set Dumont 5 mm outside diameter (OD)—or

5 mm outside diameter (OD)—or slightly larger

721) or the Fretz Extender Holder E-101 (112

This plastic measuring cylinder is an essential bench tool for jewelers and metalsmiths working with lost-wax casting

Flip-up design allows lenses to be quickly moved out of the line of sight

Cool operating temperatures compared to incandescent lighting

Fretz SRM Spinner Ring Set Dumont 5 mm outside diameter (OD)—orThe Fretz SRM Spinner Ring Set gives jewelers and metalsmiths everything needed to create professional two piece spinner rings with clean, symmetrical flared edges. The set comprises two purpose built components that work together to flare ring band edges and lock a spinning band in place a technique that requires precision and the right tooling to execute consistently. The process begins with the SRM 1 concave curved stamping mandrel, which is used