Nose skin not pre-drilled from factory. Layed out hole pattern in nose skin (7V7-1). We used a threaded rod with wing nuts put through the machining holes in the ribs to get the correct position for the slat supports & also to hold the ribs square to the spar. Drilled & clecoed bottom of nose skin to the flat flange on bottom of nose-ribs. Layed out holes for nose skin that attaches to spar. Drilled & clecoed nose skin to spar.
