Worked on the fuel tank stiffners. Got them all cut out and filed down per the plans. I had to round them off on the 3M wheel and deburr. Once that was done, next step was to match-drill to the skins and mark their location for reassembly later.
Cutting out stiffners for bottom of fuel tanks.
Stiffners in their respective location.
Rounding the edges and deburring the stiffners - lots of those little buggers