Have also noticed they display strain signals ahead of the other's. This is not a "quantum leap" variance, just see the "softness" when seating them. The Remington small pistol primers also provide a similiar working experience, mabe not as pronounced. To start out, simply click the link below to visit https://rivereugrc.ageeksblog.com/30984133/everything-about-215-federal-primers-for-sale