1) Finished deburring remaining Rudder Stiffeners 2) Trimmed stiffeners to length and clecoed to Right and Left Rudder Skins on MDF board 3) Clecoed R-904 Bottom Rib to R-902 Spar 4) Enlarged the 1/8" hole in flange of R-904 to 3/8" with step-drill to match hole in R-902