Buy 50rds  357 Sig Federal LE Tactical HST 125gr. Hollow Point Ammo Online. This is 357 Sig Federal LE Tactical Hollow Point 125gr HST Ammunition. This ammo represents the next generation of high-performance Defense rounds. The Tactical HST Hollow Point Ammunition provides uniform expansion and optimal penetrability for terminal performance. A uniquely constructed hollow point tip of this bullet prevents it from plugging when passing through a range of obstacles, and its jacket remains intact under the most extreme situations. It’s the ammo you’ve been waiting for: the HST Hollow Point is designed to retain 100 percent of its weight and to expand very effectively. This ammunition is incredibly difficult to get, and we have a limited supply. This ammunition is current manufacture and packaged in 50-round packs.