Hours: 4 Manual Ref: Page 13-2 step 4; Page 13-3 step 5; Page 13-4 step 5; Page 13-5 step 1 Partner: N/A
It took some time, but I finally finished machine countersinking the dimple locations for the wing skins along the flanges of the main spar. Additionally, I’ve finished riveting the spar extension and remaining nutplates to the spar.