Federal Personal Defense 45 ACP AUTO Ammo 230 Grain Hydra-Shok Jacketed Hollow Point ammo review offers the following information; Loaded with a 230 Grain Hydra-Shok Jacketed Hollow Point bullet Federal 45 ACP Hydra-Shok ammo features nickel plated brass casings that are brand new never fired and can be reloaded several times for those shooters that love to reload their 45 ammunition. The 45 AUTO Hydra-Shok bullets by Federal offer muzzle velocity of 900 feet per second and muzzle energy of 414 ft. lbs which is great for a 45 ACP AUTO round. You’ll never know when a situation will require you to protect yourself or your family. Federal Premium handgun loads are there to make you feel safe and confident in that moment of need. Federal Premium handgun loads are there to make you feel safe and confident in that moment of need. Federal Ammunition is loaded with bonded core bullets and designed for home defense and personal protection. This 45 ACP AUTO ammo features an increased muzzle velocity and energy compared to standard loads, the penetration and stopping power of Premium bullets and reduced recoil. Special low-recoil loads allow for better accuracy and quicker follow up shots. Chamber these rounds and know you’ll be ready if the moment comes. 45 ACP AUTO ammo by Federal is new production, non-corrosive and feature brass cases and Boxer primers. 45 AUTO ammo by Federal Personal Defense is packaged in boxes of 20 and cases of 500.