Image 1) Getting pretty good with this only have 3 that need to be re-hit to get them in tolerance.
Image 2) The tape holds everything and acts as a protective skin on the rivet heads. It takes a little work to get the tape off the heads but it allows you to look real close at each rivet.
Image 3) This one didn't seat well, out it comes and in goes a new one which seated much better.