What was found
RH WINGLET LOWER OUTBOARD FAIRING STRAP PN 600-10388 HAS SEVERAL TOOL MARKS. ***AIRCRAFT REMOVED FROM SERVICE*** RH WINGLET LOWER OUTBOARD FAIRING STRAP PN 600-10388 HAS SEVERAL TOOL MARKS. BLENDED DAMAGE TO A SMOOTH CONTOUR TO RH WINGLET LOWER OUTBOARD FAIRING STRAP PN 600-10388. PERFORMED HFEC WITH NO INDICATIONS. RESTORED PROTECTIVE FINISH. ALL WORK WITHIN LIMITS WAS PERFORMED IAW ASAP EA # AWAC-CRJ257-01721 REV IR DATED 11/09/2021. WORK PERFORMED UNDER AERSALE WORK ORDER 003472, CARD NO. 20159, TT: 46934 TC: 45528.