Underwood Ammo\'s Xtreme Hunter Platinum Handgun Ammunition is engineered to deliver high performance for both hunting and personal defense. This cartridge features a 150-grain solid copper bullet in a 10mm Auto configuration and uses nickel-plated brass for durability and corrosion resistance. Each round is manufactured with modern production standards to ensure reliability in a variety of settings. 10mm Auto cartridge with 150-grain solid copper bullet Nickel-plated brass cases and 1,425 fps muzzle velocity Lead-free, non-corrosive, boxer-primed, new production Each box contains 20 rounds, combining proven materials and verified design for those who demand consistent quality and performance from their ammunition. This ammunition is built for shooters who require speed, energy, and dependable function.