Semi-automatic pistols chambered in .22 WMR date back to AMT’s Automag II from the mid-1980s, with occasional models appearing over the decades that followed. The .22 Mag. semi-automatic pistol ...

357 Magnum – at that time, the world’s very first magnum pistol cartridge. Patton called this revolver his “killing gun,” attesting to his penchant for strong and rugged weapons.