MATERIAL : Beach Wood The wood ring mandrel is good for ring polishing and sanding The ring mandrel is good for ring adjust repair Tool This ring enlarger stick is solid strong enough to put ring around it and working well It could easily enlarge rings These good quality ring mandrels are ideal for shaping, straightening and enlarging rings. Also used for gauging and holding rings while stone setting. Must have tool for Professional jewelers. IDEAL FOR shaping and forming metals, without marring your materials. 12" WOODEN MANDREL Wooden ring mandrel with sa smooth natural finish Shaping ring shanks Wire wrapping Tapered from 25mm - 12mm Length 295mm