Dec 16, 2025
An apparatus, system, computer-readable medium, process, or combination thereof to seat a primer in a projectile casing. For example, a primer may be seated according to a depth indexed from a bottom of a projectile casing. A user, programmer, or control can seat, place, adjust, or otherwise determine a depth to seat a primer from a projectile casing bottom. A method to index a depth to seat a primer from a base of a projectile casing.