More cleco wars. Remove a copper cleco, drill with #19 drill and add a black clecoes for hours at a time. The top side was easy but drilling upside to get the bottom skins is tough and rains aluminum filings.
Pic 2. I marked the ribs to be drilled to #19 and the stiffeners to ...
Pic 3. I added black clecos every 6 inches on top and bottom skins. I plan to remove the CT and place it on saw horses so that I can drill out the holes more easily. After all the holes are appropriately drilled I will remved the marked skins, deburr, prime and reattach permanently to the CT.