50 rds box - 40 cal Federal HST 155 grain Hollow Point ammo P40HST2. As Federal's most popular hollow point ammunition design, HST offers optimal performance for personal protection and defensive applications. Federal Tactical HST ammunition is designed for law enforcement in mind, but is ideal ammo for home protection, concealed carry, and security services. This ammo features nickel plated brass cases, non-corrosive boxer primers, and sealed primers and case mouth to protect the cartridge from moisture. The .40 S&W caliber Federal HST load performs to the highest expectations with hard hitting energy from its high muzzle velocity and a deep penetrating bullet that offers excellent expansion and penetration. Federal Tactical HST ammunition is a favorite among tactical handgun shooting enthusiasts who have come to accept only the best quality ammo money can buy. At SGAmmo.com we strive to provide members of the shooting sports community with the best ammo at some of the lowest prices in the business and at the same time we seek to make the transaction easy, quick and efficient. We only accept orders for in-stock ammo and ship those orders out within 1 to 2 business days.