Brief Description: Steps #2-4 and 5 Dimpling skins
Final-drilled #30 the 3/32 hole in the R-00901-R-1 skin called out in figure #1, then dimples with DRDT for SC4 rivet with the required dies. Repeated the steps for R-00901-L-1 skin. Using special tool made a slight bend in the overlap of the L skin