Lee Collet 2-Die Neck Sizer Sets - 300 Win Mag Collet 2-Die Neck Sizer Set

There is no loading system that will load more accurate ammunition than Lee Collet Dies. A collet squeezes the case neck against a precision mandrel for a perfect fit with minimum run-out. No lube case is needed. Cases last ten times longer, so the savings on only 35 cases will pay for the dies. Maximum accuracy is usually achieved by seating the bullet out far enough to touch or almost touch the rifling. This provides the shot start pressure normally supplied by the crimp. That's why a dead len