Product FeaturesHornady Bullets- Available in a wide variety of hunting calibers Custom ammunition is loaded with InterLock SST InterBond FTX and GMX bullets providing an all?around line of hunting ammunition for your preferred shooting experience.Expansion and Penetration- An industry leader and customer favorite Custom ammunition balances expansion and penetration and is well?suited to medium and large sized game.Ballistic Efficiency -Most Custom loads feature bullets with a secant ogive design. This pioneering profile developed by Hornady creates the optimum blend of ballistic efficiency and bearing surface for flatter shooting and less drag.