Designed for optimal performance at distance, Hornady InterLock Rifle Bullets come equipped with a ring embedded in the bullet's core, which locks the core and jacket together for better energy retention. This Hornady-exclusive InterLock ring also ensures perfect expansion during impact, which makes it a great hunting bullet. Hornady InterLock Rifle Bullets also feature a ballistically efficient secant ogive design, inner grooves, and a tapered jacket. Ring embedded in bullet's core Locks the core and jacket together Better energy retention Perfect expansion during impact Ballistically efficient secant ogive design Tapered jacket