The Hornady Lock-N-Load® AP⢠and Projector #10 Shell Plate is designed to hold a variety of calibers, including different calibers with the same case head dimensions. This shell plate can be used with Lock-N-Load® AP⢠(EZ-Ject and wire ejector) models and Projector presses. Hornady Lock-N-Load AP⢠and Projector #10 Shell Plate - Reloading at Academy Sports