What was found
RH WINGLET INNER SKIN LOWER STRAP PN 600-15108 HAS SEVERAL TOOL MARKS. ***AIRCRAFT REMOVED FROM SERVICE*** BLENDED DAMAGE TO A SMOOTH CONTOUR TO RH WINGLET INNER SKIN LOWER STRAP PN 600-15108. PERFORMED HFEC WITH NO INDICATIONS. RESTORED PROTECTIVE FINISH. ALL WORK WITHIN LIMITS WAS PERFORMED IAW ASAP EA # AWAC-CRJ257-01723 REV IR DATED 11/10/2021. WORK PERFORMED UNDER AERSALE WORK ORDER 003472, CARD NO. 20159, TT: 46934 TC: 45528.