Why is my Hornady 6.5 Creedmoor brass cracking/scratching on the shoulder

Why do I keep crushing shoulders when seating bullets with 8.6 Blackout? : r/reloading

Do Neck Markings affect Reloadability? : r/reloading

could this be the cause of scratches on ejected cases? : r/ar15

Removing case lube after full length resizing

Scratches or cracks?

Do Neck Markings affect Reloadability? : r/reloading

30BR « Daily Bulletin

Brass Issue Mississippi Gun Owners

Neck/shoulder creasing question : r/reloading

Can you shoot 22 250 out of a 223 556 AR? - Quora