.45 Caliber Handgun

List of handgun cartridges.
Winchester Magnum .45Caliber(11.5mm) AND Remington Magnum .44Caliber(11.1mm) High-Powered Handguns.
( The 9mm is low-powered & ineffective at close-quarter-combat. The .44 and .45ACP are the most powerful, commonly used HandGun cartridges. )
Video: Beretta 8045_F Cougar' 45ACP 3.7" (8-Round)