Some pics to show what I'm talking about.
You can just see the faintest mark on the shoulder, no other marks anywhere on the chambered case
Pics of case measurements
The case coloured in black has now been full length sized in my Lee sizing and decapping die twice and is still way to tight, its got me stumped.
Below is a chart showing case dimensions note the full length trim and max measurements and the "F" measurement which is base to shoulder
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