As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TOOLING DAMAGE WAS FOUND ADJACENT TO A HI-LOK COLLAR ON STRINGER 8 RIGHT AT THE D STATION 111 FRAME. THE DAMAGE CONSISTED OF A DEEP GOUGE TO THE AFT SIDE OF THE HOLE. THE DAMAGE WAS REMOVED BY COUNTERBORING THE FASTENER HOLE TO 0.437€? AND INSTALLING A FREEZE PLUG PER THE EA 008861.