Use the Form Tool PropertyManager to create a sheet metal forming tool.
To display this PropertyManager, in a part, click Forming Tool
(Sheet Metal toolbar).
Stopping Face
Sets the face to define where the forming tool stops when it is applied to the target part.
Faces to Remove
Sets the face or faces to remove from the target part. When you place the forming tool on the target part, the faces that you select for Faces to Remove are deleted from the part. If you do not want to remove any faces, do not select any faces for Faces to Remove.