From FreeCAD Documentation
- Optionally select one or more objects. The objects must be Draft Lines, Draft Wires, Draft Rectangles, Draft BSplines or Draft BezCurves. Other objects are ignored.
- There are several ways to invoke the command:
- Press the Stretch button.
- Select the Modification → Stretch option from the menu.
- Use the keyboard shortcut: S then H.
- If you have not yet selected an object: select an object in the 3D view.
- The Stretch task panel opens. See Options for more information.
- Pick the first point, one corner of a rectangular selection area, in the 3D view, or type coordinates and press the Enter point button.
- Pick the second point, the opposite corner of the selection area, in the 3D view, or type coordinates and press the Enter point button.
- The points of the selected objects that are inside the selection area are marked.
- Pick the third point, the base point, in the 3D view, or type coordinates and press the Enter point button.
- Pick the fourth point, the target point, in the 3D view, or type coordinates and press the Enter point button.