H&N'S Pellets Are Renowned For Their Quality, And The Terminator . 177 Cal Exemplifies That Trend. Made Specifically For Guns Shooting A Minimum Of 5. 5 Ft-Lbs. Of Muzzle Energy, The Terminator Is Designed For Hunting. With Extreme Accuracy And Deadly Knockdown Force On Impact, The Terminator . 177 Pellets Are Perfect For Clean, Humane Small Game Hunting. While Most Hollowpoint Pellets Literally Have A Hollow Head, The H&N Terminator Pellets Have A Small Lead Projection Rising Up From The Center Of The Hollowpoint. The Edge Of The Hollowpoint Also Has Notches Designed To Help The Pellet Mushroom On Impact, Making It More Effective Than Other Hollowpoint Pellets.