I was the one working on those covers. I have the full diy write up on how they are made in the diy section. Haven’t had time to work on them further but the template your looking for is in that thread. The switches can be had new from rock auto: https://www.rockauto.com/en/catalog/jeep,1991,cherokee,4.0l+l6,1180055,electrical-switch+&+relay,fog+lamp+switch,4408