The Hornady SST .300 Savage 150-Grain Bullets feature a streamlined design for ultraflat trajectories and polymer Super Shock Tips (SST®) for rapid expansion and maximum energy transfer upon impact. Match-grade copper jackets deliver surgical accuracy, while heavy construction with Interlock® rings delivers deep penetration and dramatic wound channels. Copper bullet coatings. Hornady SST .300 Savage 150-Grain Bullets - Reloading at Academy Sports