Edge deburred all parts. Final drilled #30 holes common to F-1004S-L & R and F-1004R-L & R Seat Rail Supports. Cut F-1004L Hat Stiffener, trimmed and deburred. Final drilled all #40 nutplante holes and #19 screw holes. Countersank #19 holes on lower F-1004D-L & R as directed. Clecoed sub assemblies to F-1004B and match dilled all #30 holes.
