Die Combines the flange surface with flanges to finish the flange die creation. You must create a Flange Loft (see Loft) before you can create the flange die from flange parts.In the modeling window: Select the Flange Part. Select the Flange Loft. Select the Flange Bridge. Right-click and mouse through the check mark to exit, or double-right-click. The new Flange Die is created.