I made a custom control plate for Jaguar HH, it allows you to switch the pots for switches and doesn't require routing. I have a few spare if anyone is interested. :
Fender Jaguar Pickup Control Plate 0010611000 001-0611-000
Jag Switch Plate Shim – Curtis Novak Classic Pickups
Volume Tone Pot Control plate,for Fender Kurt Cobain Jaguar,Chrome — EYPARTS
Volume Tone Pot Control plate,for Fender Jaguar,Chrome Finish — EYPARTS
Chrome Left Handed Upper Slide Guitar Switch Plate Fit Fender Jaguar | eBay
Custom built Fender Jaguar USA. Fixing the scratchplate and control plates into place – Garageland