US 1-16 Accurate deep & dark laser marked sizes with ¼" increment size marking.
Made of high quality stainless steel for durable, rust free & long working life.
Smooth & Shiny surface finish for elegant appearance so your hand or ring won't get hurt.
This professional ring mandrel is strong and heavy and has a screw hole on the bottom so that it can be screwed onto something and your hands are free to work with wire or a hammer.
Jewelry makers can use this for multi purposes like measuring, forming, sizing, wrapping, holding, shaping rings, and gold or silver jewelry repairing work, testing, beading, stretching also, for adults, men, women, and children who want to DIY their own real jewelry at home.