Super-X ammunition is hard-hitting and reliable. From deer to upland birds to target shooting and self-defense, there is a Super-X product for almost every quarry. First introduced in 1922, Super-X ammunition delivers better and more dependable knock-down power. Made using precise manufacturing processes and high quality components, this ammunition has become the ammunition to rely and depend on for whatever your need.Super-X Jacketed Hollow Points feature rapid, controlled expansion that is designed to penetrate thin skin, light muscle and bone. This ammunition is new production, non-corrosive, in boxer primed, reloadable brass cases.