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I have a nice and shiny digital caliper so I'll measure up the cases and projectiles and see how much the cases need to be trimmed.



I had a mark all around the projectile from chambering....

I will have a look into the comparator.



Do you have a number of firings before you full length size and trim it? I was going to full length size it after 4 firings and trim to case max...

I'll give that a go some time. :)

All fired in the rifle.



Yeah next time I'll triple check.



I have a full length die. Just always read that once it's been fire formed to the chamber then neck sizing is the best thing...

Ah OK.

95 grain targex.

H414. The book max off hodgon website is 42.0 as well. The 43.0 grains was from an old 1992 book.

I have only neck sized with a collet die.

Never tried.

We used a Lee ergo prime and a lyman one.

Yes. We chamfered and cleaned the hole.

Missed putting it in due to a lot of back and forth adjusting dies and trying to prime it properly.


...

Yeah I had issues with the priming tool and getting it centred so had to de prime and re prime a bit. Lesson learnt

I miss labelled that target. Whoops.

Loaded up some 243 with 40mm

A few hiccups (for the record all on me)

But eventually we were off!

Most of the earlier groups were around 1 inch. Near the book max I shot this.

But we...