Its a factory Ruger barrel. And thank you for the shoulder bump explanation. Yes it did make sense. I was also wondering......the brass i have is used to test fire factory rifles before they are boxed and sold. 3 to 4 rounds are fired the another rifle swapped out , the 3 to 4 rounds fired...
Honestly this is going to make me sound like a complete moron. (I may already).........but, i dont really understand "shoulder bump". Or even really know how you measure the shoulder. Or from what point to what point the measurement is taken. Ive never even had to deal with this before.
I dont have a headspace gauge or comparator. But it seems I'll be getting one soon......
Also......i took my shellholder the the belt sander and accidentally took .005" of instead of .002".
So.......now i have another problem.
When i size the shell, everything looks great, no problems.
But...
Hey again everyone. Just letting you know that the dent problem is FIXED. Ive sanding (by hand) on the shell holder but thats no bueno....case hardening.....duh. taking the shell holder over to the belt sander this evening. Going to take increments of .002" at a time and see where i land. I...
I agree Varmint Hunter......on both points. The Hornady SHOOTS just fine. My groups just stink. I may be able to shrink them down to 1" but this rifle should shoot 1/2" pretty easy. So I'll keep learning on this Hornady brass and Im going to go ahead and order some Lapua and have it on its way.