Underwood Ammo offers premium 10mm rounds featuring a 155-grain jacketed hollow point (JHP) bullet designed for effective self-defense and superior performance. Each round is loaded into nickel-plated brass casings ensuring smooth feeding and corrosion resistance. With an impressive muzzle velocity of 1500 feet per second and an energy output of 775 foot-pounds these rounds deliver reliable stopping power. The flash-suppressed powder minimizes muzzle flash maintaining your visibility in low-light situations. Each box contains 20 precision-engineered rounds tailored for those who demand dependable ammunition.