This ring bender machine is Dies and post machined from solid steel, harden and durable. the base and handle performs at a high level of torque while allowing the user to exert less resistance in bending metals. Versatile professional bending tool machine ring bender is simple, easy to bend, time-saving and labor-saving. suitable for home or jewelry stores, It can bending earrings, rings and other soft metal parts, Get a more accurate size and shape. Recommend our ring bending tool kit for soft metals less than 3mm thick.( NOT RECOMMEND use for tough metals) This spoon ring making kit includes a Nylon Dies, and Ring Sizer Measuring Tool, Ring Mandrel, Ring Sizer Guage, Ring Sizer Belt. Product Ring Bender Ring Making Tool - Ring Bending Tool with Nylon Dies, Multi-Functional Ring Earring Bend Tool, Ring Jewelry Making Repair Tools Color: black Material: metal Package Contents: 1 set ring making kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.