Federal Personal Defense 9mm Ammo 135 gr HSDHP 20rds

Federal Premium Hydra-Shok has proven itself for self-defense since 1989. Hydra-Shok Deep builds off the time-tested platform with design improvements that better meet modern performance measurements. The bullet features a more robust center post and a core design that penetrate to optimal depths through the barriers most commonly encountered inself-defense situations.Penetrates 15 inches in bare ballistics gel - the ideal depth according to modern FBI standardsHits optimum penetration depths through barriers encountered in self-defense situationsIconic center post design has been improved for better, more consistent expansionSpecially formulated propellantExtremely reliable federal primer