Layed out and rough cut flaperon arms (7V4-7). Drilled hole in flaperon arm template to determine placement of arm in relation to the trailing edge of wing. Cut 2-125 mm "L" channels for sides of flaperon brackets & arms and also attaches to wing. Drilled & clecoed flaperon arm (7V4-7) #1 to flaperon bracket (7V4-6), "L" channels & skin.