EDITED So as to add: all feed and load properly via my press, other than that S&B are sometimes very hard to seat. The only real dud primer I have at any time experienced was an S&B LP. I think it absolutely was lacking an anvil. Win seems to hold https://miloxdhll.blogunteer.com/31035710/the-single-best-strategy-to-use-for-federal-ar-match-primers