High Temp Ring Mandrels - Size 3-13

Ring mandrels are shaped forms you build a polymer clay ring around and then bake it on, so the finished ring holds an accurate size and an even, round shape. This full set covers every US/CA size from 3 to 13.Each mandrel is oven-safe up to 150°C (300°F), so the ring bakes right on it. You can also use them to shape metal clay rings, though they cannot be fired in a kiln. If you are not sure of a size, check a ring size conversion chart before you start. Sizes (US/CA): 3 to 13 (11 sizes) Diameter: 14.0 mm to 22.2 mm (9/16" to 7/8") Length: 5 cm (2") Oven-safe up to 150°C (300°F) For polymer clay and metal clay rings, not kiln-safe Frequently Asked QuestionsWhat temperature can these mandrels be baked at?They are oven-safe up to 150°C (300°F).What ring sizes does this set cover?Every US/CA size from 3 to 13, with diameters from 14.0 mm to 22.2 mm (9/16" to 7/8").Can I use them with metal clay or in a kiln?You can shape metal clay rings on them, but they cannot be fired in a kiln. They are made for oven baking up to 150°C (300°F).