Offset the Face

Open cap.sldprt, then save it with a new name so the original model is still available if needed.

1. Click here: to open cap.sldprt

2. In Toolbar Menu, select Insert, Face, Move …

3. In the Property Manager, under Parameters, click Offset then select Faces to offset, and set distance in 1.

Faces to offset

Faces to offset

4. Click OK .