The 10mm Auto is a semi-automatic pistol cartridge developed in the early 1980s. It was designed for both law enforcement and civilian use, offering a balance of power and accuracy. The cartridge is known for its high velocity and energy, making it effective for self-defense and hunting. Originally popularized by the FBI, the 10mm Auto has seen a resurgence in recent years among enthusiasts and professionals. It is compatible with various firearms, including models from Glock and Smith & Wesson. The cartridge's versatility allows it to be loaded with different bullet types for various applications.