SinterFire Special Duty 9mm Luger 100 Grain Hollow Point Frangible Brass Cased Pistol Ammo 20 Rounds. This SinterFire Ammunition features Hollow Point Frangible (HPF) bullets that deliver powerful stopping power pinpoint accuracy and predictability. With premium brass cases equipped with hollow point frangible (hpf) bullets you ll deliver great results for self-defense. With incredible savings on Ammunition and other superior pistol ammo from trusted brands like SinterFire you re sure to find the ideal cartridge for your next outdoor adventure or training session. Stock up today to save big on ammunition and other top-tier tactical hunting and outdoor gear at OpticsPlanet. Specifications for SinterFire Special Duty 9mm Luger 100 Grain Hollow Point Frangible Brass Cased Pistol Ammunition: Manufacturer: SinterFire Caliber: 9mm Luger Number of Rounds: 20 Bullet Type: Hollow Point Frangible (HPF) Bullet Weight: 100 grain Cartridge Case Material: Brass Muzzle Velocity: 1250 ft/s Application: Self-Defense Package Type: Box Primer Style: Centerfire Lead Free: Yes Gun Type: Handgun Package Contents: SinterFire Special Duty 9mm Luger 100 Grain Hollow Point Frangible Brass Cased Pistol Ammunition What is SinterFire Special Duty 9mm Luger 100 Grain Hollow Point Frangible Brass Cased Pistol Ammunition good for? The manufacturer thinks that it is good for self-defense.SinterFire SF9100SD-200: Special Duty 9mm Luger 100 Grain Hollow Point Frangible Brass Cased Pistol Ammo 20 Rounds