"I wonder how you got to 20 thou off; was that from tests or just picked?"
Sorry Boomtube, misunderstood the question - I thought you meant how did I measure the distance from the lands.
As far as the 20 thou off, it was just a number I picked as being as close as I would want to seat...
Thanks for the input. Those numbers were measured using an OAL gauge and a comparator, so I am pretty comfortable with them. Also, no issue with compressed loads.
I will try knocking the bullets back 5 thousandths at a time and see what I come up with. Thanks again.
I have a .243 that shoots my handloads decent - about 1 MOA. I typically seat bullets for this rifle about 20 thousandths from the lands. However, some factory loads with a similar bullet shot great from the rifle. My measurements show that the bullets were seated about 100 thousandths from...