Begin wire pulls with the tail position/strobe light.
Install vertical stab.
Locate and drill wire pass through hole using #12 drill per plans.
Remove vertical stab.
Debur holes.
Drill J stiffener to accept tie wrap used to secure tail light wires. This involved crawling into the tailcone and drilling the holes with a 90 degree drill. holes were then deburred.
Stiffener on opposite side was also drilled to secure elevator trim wires.