Soft Metal Bending Tool: Designed for working with soft precious metals. Although many people use this method to make spoon rings, we recommend this bending tool for soft metals less than 3mm thick.Cylindrical Ring Molds: There are 7 sizes in total, 12mm, 14mm, 16mm, 20mm, 22mm, 45and 90, which meets your different needs. Adjustable Handle: Size: 5.4x1.1", consisting of a stainless steel rod inserted into the bottom of a plastic ball, the handle can apply pressure in either direction,which is easy to grab and use.Easy to Use: The unit can be fixed directly to your workbench by using screws, or bolts through the four countersunk holes and into your worktop. Do not place a screw into the post hole. Also you can screw the unit into a plank of wood. The plank in turn can be clamped to your workbench.Wide Application: This bending tool has made making rings so much easier and I get a more accurate size and shape. It can bending earrings, rings and other metal parts; suitable for home hand-made or jewelry stores.Material: Made of plastic, gives the same bending capabilities but reduces the chance of marking delicate metals. Ideal for softer metals, profiled ring shanks or textured strips. If your metal is tough. You can apply pressure to hold the strip firmly between the die and the post, whilst using your other hand to bend the strip around the post. This can be repeated to get the desired effect.