To add to the pot.

0flute 1/8" upcut 100 IPM straight plunge (ramping would break the bit) Widgetworks Presure foot with air nozzle to blow the chips away. .060 half hard polished brass cut face down with vacuum and edges taped.

This was done on a cheap china router and the boss wouldn't let me take the time to properly tune the machine. On a PRS this should be a breeze too.

https://www.youtube.com/watch?v=LCuO7UieZf4