Start at the lands and work back.
It's silly to start at some arbitrary distance back, you then have 2 different directions to go.
Wow! somebody with a brain.
Seated this way you could load a bunch then take a press with you to the range and keep seating deeper until you find the sweet spot. You might even find it was easier to go deeper than pull the bullet out a few thousands with a puller.
The total absence of intelligence and common sense here by the majority of regular posters is sickening but does provide some chuckles.
