to the skin, and match drilled the skin and stiffeners
Once the stiffeners were match drilled, deburred and dimpled them. I also did the same to the trim panel doubler, plus dimpled the #6 screw holes
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After shaping and smoothing the stiffeners, cleco'd them(Full size) to the skin, and match drilled the skin and stiffeners |
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Dimpled stiffeners and trim panel doubler(Full size) Once the stiffeners were match drilled, deburred and dimpled them. I also did the same to the trim panel doubler, plus dimpled the #6 screw holes |