Placed pitot tube assembly mounting baseplate in position and clecoed in W-705 LH bottom wing skin to ribs and spars. Match-drilled holes in wing skin from the inside of the wing using pitot tube mounting baseplate as drill guide. Measured and drilled pitot mount baseplate-to-rib support angle. Drilled holes in rib using support angle as guide. Used sharpie to outline the shape of pitot tube's streamlined base onto skin using mounting baseplate hole as guide. Drilled pitot tube's assembly screw attachment holes (x4) on skin using holes on mounting baseplate as guide.
Match drilling wing skin using assembly baseplate as guide
Match drilled pitot mast support angle using skin and baseplate as guide
