I got a new CNC cutter which I will use to redo my panel, but I figured I would try out a couple other items on it before doing the panel. The first item was a double for the Fresh Air NACA vent. I scanned it, traced it in the CAD program and then cut it out of some scrap 0.20. First perfect..

Fitting into the fuse, with the first few holes drilled:

Clecoe’d in:

Final fit, cleco’d in the fuse: