Federal Premium Cape-Shok Ammunition is nickel plated for better feeding, ejection and corrosion resistance. Each primer is lacquer-sealed to protect against moisture and assure instant ignition. They are available in a variety of hard-hitting bullets for taking down the biggest game. This ammunition is new production, non-corrosive, in boxer-primed, reloadable brass cases.With its unique cross-member copper jacket design and a bonded front core, the Swift A-Frame has become famous for its ability to combine 3 performance features - controlled expansion, deep penetration and 95% weight retention at all velocities. FeaturesBonded front core and progressively tapered jacket for controlled expansion and energy releaseA-Frame design stops expansion and maintains a longer shank for deep penetration and high weight retentionNose profile withstands heavy recoil without deformingReliable primers and propellants