Fuselage: Rear parcel area

I experimented with the rear parcel area to determine whether the extra work would justify using countersunk screws. In my opinion it does!! I will machine countersink the holes and dimple the floor skins to accept counter sunk screws in all visible areas of the floor.

I used a nut plate held in position with a screw, cleco clamped one side of the nut plate whilst drilling the  first 3/32 hole then using a cleco to lock the nut plate in position while drilling the other side