Federal Premium Personal Defense Punch 10mm Auto 200gr JHP Handgun Ammo - 20 Rounds - Protection now delivers a knockout blow. Punch draws from Federal Ammunition's decades of experience designing the world's finest defensive handgun loads. The bullet's skived jacket and soft lead core produce ideal expansion and penetration for the most common situations, while its nickel-plated brass and sealed primer deliver reliable feeding and ignition. Available In The Most Popular Defensive Handgun Cartridges Jacketed Hollow-Point Bullet Design Provides A Balanced Mix Of Effective Penetration And Expansion