Completed deburring and dimpling of left wing ribs. Deburred holes in W-1004-L. Deburred holes and dimples W-1028B Lower Left J-Stiffener. Deburred holes in W-1024-L, W-1021-L, and rear Spar. Deburred and dimpled common holes of gap seals and left wing holes. Deburred and dimpled W-1028A Lower Left J-Stiffener.
