The "pockets" created for KD fitting holes in the attached file are bad. See code starting at Line 4209, Sheet:3 part:5 (T20) in attached CNC file.
By changing T20 to allow interpolation, we're up and running.
With T20 as pocket tool, no drill or interpolation for T20, convert line and arc to drill: On, We get two pockets for each KD hole. One looks like it might be correct. The other is a mystery... cutting into adjacent parts and creating dumpster food.