Jewelers Supermarket Steel Ring Mandrel,NO Groove Sizes 4-16, Quarter increments

A graduated hardened steel ring mandrel with no groove. This cylindrical rod gradually becomes thicker with sizes from 1 to 16 stamped on the metal, also shows quarter sized increments. This steel mandrel is great for anyone wanting to re-size a ring-band (without a stone) a quarter to half size up. It's also great to use to help to form a ring-band from a strip of wire. It may also be used to assist a customer who brings in a ring of unknown size to help them with purchases by sliding their ring band to the size on the mandrel. The ring mandrel may also be used to provide stability when polishing a ring.