Square Ring Mandrel The Square Ring Mandrel is the essential ring forming tool for precise sizing and shaping in jewelry making. This square-shaped mandrel is designed for durability and accuracy, perfect for jewelers, goldsmiths, and silversmiths. Measuring 11.75" long, it tapers up to 0.75" wide, providing versatility from delicate bands to substantial rings. Built to endure daily use, this mandrel supports reliable ring sizing and consistent form across its flat, square profile. It streamlines your workflow, helping you form clean shanks, check fit, and sculpt metal with confidence. Size range: 11.75" overall length with a taper to 0.75" wide for versatile ring sizes Square shape for even pressure and consistent results Durable construction ideal for professional jewelry making Supports forming, sizing, and shaping for jewelers, goldsmiths, and silversmiths 11.75" total length provides comfortable handling in a busy workshop Upgrade your studio toolkit and achieve repeatable finishes with this reliable ring forming tool. Add to cart today to elevate your ring-making workflow.