Perfect mold for sand casting rings.XL Sizes 12-16Available in 4 WidthsRings are 4mm ThickResin PrintedReusable with Sand CastingCarvable (solid resin), can be burned out in a kiln for Lost Wax Casting Sand Casting Ring Blanks - Flat Arch Shape - XL Sizes 12-16C$11.00PriceWidthSelectQuantityAdd to Cart