Professional multi-purpose bending machine ring bender is simple, easy to fold, save time and labor. An indispensable aid for jewelry designers to make bends efficiently with less force. Dies and post-machined solid steel, hardened and durable. < p> Post: 45 degrees and 90 degrees. Color: black Material plasticSize: round: 12 mm, 14 mm, 16 mm, 10 mm and 22 mm Package contents: 1 x Ring Bending Tool Set Only the above package content, other products are not included. The measurement allowed error is +/- 1-3cm. Note: The data is all manual measurement, please allow 1 - 3cm error, due to the light difference and display, there will be a certain color difference, depending on the physical object received Delivery Quantity: (according to the main picture)