I found this bit of advise on Fulton's website.
Take a sample handloaded casing which is primed yet sans powder and bullet and chamber it. With the mag removed, let the bolt fly full force.
This test should cull any high primer or sensitive primer conditions
Take a sample handloaded casing which is primed yet sans powder and bullet and chamber it. With the mag removed, let the bolt fly full force.
This test should cull any high primer or sensitive primer conditions