EDITED To include: all feed and cargo properly by way of my push, except that S&B are sometimes quite challenging to seat. The only dud primer I have at any time had was an S&B LP. I feel it was missing an anvil. Win appears to hold the loosest QC https://winchesterprimersinstockf46789.aioblogs.com/85191325/considerations-to-know-about-federal-mag-primers