It could be too much crimp, and it is buckling the front shoulder of the case.
I would try one in the gun itself, and see if they chamber.
If so, it could be just a tight case gauge, and you may have a bigger chamber.
It could be too much crimp, and it is buckling the front shoulder of the case.
I would try one in the gun itself, and see if they chamber.
If so, it could be just a tight case gauge, and you may have a bigger chamber.