All Hornady Custom pistol ammo is loaded with either the famous Hornady XTP (Extreme Terminal Performance) bullet, FMJ or our new FTX bullet; Hornady produces most of the brass for Hornady Custom pistol ammo. All other brass is chosen to ensure it meets our unusually high standards; Each cartridge is loaded to ensure optimal pressure, velocity and consistency from lot to lot; Each primer is carefully matched to individual loads, and specifically selected for their ability to quickly, completely, and reliably ignite the powder charge