Creating a Base Flange To create a base flange: Create a single open, single closed, or multiple contained closed sketch. Alternatively, you can select the Base Flange/Tab feature before you create a sketch (but after you select a plane). When you select the Base Flange/Tab feature, a sketch opens on the plane. Click Base Flange/Tab on the Sheet Metal toolbar, or click Insert > Sheet Metal > Base Flange. The controls on the Base Flange PropertyManager update according to your sketch. For example, the Direction 1 and Direction 2 boxes do not appear for a sketch with a single closed profile. Set options in the PropertyManager and click . Parent topicComparing Sheet Metal Design Methods Parent topicBase Flange/Tab Design a Sheet Metal Part from the Flattened State Insert Bends Tool Convert to Sheet Metal Tool Combining the Different Sheet Metal Design Methods Bend Types Base Flange PropertyManager Sheet Metal Gauge Tables Direct Input of Equations in PropertyManagers