If you size a lot of rings in your shop, you need this product by Durston.  This tool is a ring stretcher and reducer.  The sizer will size non-ferrous precious and non-precious metal rings from sizes 2 to 14.  The reducing plate will reduce bands up to 12mm wide. Included is a double sided reducing plate, 16 dies and a 6 spine mandrel.  The body of the unit is cast iron for years of use, and includes four holes to mount securely onto your work are.  Take note that it’s not advised to size rings made of hard metals like steel and titanium.    Order today at Stuller.com/tools.