Originally Posted by StarMetal
andrew
I'm wondering if when you seat just to cover the gascheck if that is such an inefficient amount, that the bullet is not straight with the case? Might be why seating deeper shoots better because the neck has more of a purchase on the bullet to align it. You might load some with just seating the to the cover the gas check and then seeing if the round is straight by rolling it on a known good flat surface and watching to see if the bullet nose wobbles or...unless you have the proper device to measure if the seated bullet is out of round.
Joe