Originally Posted by Winchester 69
Are you sure you're bumping the shoulder?
Yup - Normally, with a FL die I would expect the shoulders to move forward if there wasn't any die contact at the shoulder. I checked and double checked the case head to datum measurement and found that the die consistently moved the shoulder back .001"-.0015" from the position it was in after firing.
Factory new Lapua brass is shorter yet, but only by a few thousandths if I remember correctly.
I'll give Redding a call on Monday.