I have 160 pieces of 284 brass that I have found to have a little bit thicker neck thickness than the other 340 pieces that I turned. Just confirm that this process sounds right to go back through and clean up the ramianing necks:
De-cap
Clean
Anneal
F/L Resize
Run through expander
Clean the necks up.
De-cap
Clean
Anneal
F/L Resize
Run through expander
Clean the necks up.