What was found
DURING C CHECK, FUSELAGE SKIN OIL CANNING AFT BS 1050 BELOW STR 23 LT, REMOVED FASTENER AT FUSELAGE SKIN OIL CANNING AFT BS 1050 BELOW STR 23 LT IAW B-727 SRM 51-30-2. CUT OUT DAMAGED AREA DIM. APPROX. 2 X 1 INCH IAW B-727 SRM 53-30-2.