The holes were drilled in SNX-F15-07R&L, Flap Drive Mounts, and SNX-F15-12R&L, Angle Clips The holes were deburred and then the whole parts were cleaned up. The two parts of the Rudder Pedal Mount Assemblies, SNX-F15-03, (SNX-F15-05 & SNX-F15-04) where clamped in place. There are two of these assemblies.