![Steel Ring Mandrel Sizes 1 to 16 Steel Ring Mandrel Sizes 1 to 16](https://cdn11.bigcommerce.com/s-iic0hc/images/stencil/300x300/products/49551/94912/ring-mandrel-43.095__33532.1658872073.jpg?c=2)
![Steel Ring Mandrel Sizes 1 to 16 Steel Ring Mandrel Sizes 1 to 16](https://cdn11.bigcommerce.com/s-iic0hc/images/stencil/160w/products/49551/94911/ring-mandrel-43.095photo2__90545.1658872073.jpg?c=2)
This hardened tool steel mandrel is essential for enlarging and straightening rings and forming new shanks. Etched with US sizes 1-15 by quarter size. Features a handy sizing gauge engraved on the mandrel to easily measure metal to add or remove when sizing a ring. Grooved model is designed to accommodate stone set rings. Overall length is 11.5", chromed finish.