Ideal for target shooting, plinking and varmint hunting, X-Treme Bullets' .22-Cal. Rifle Bullets are proudly made of the finest materials available in the US to ensure optimum down-range performance with every shot. These 55-gr. full-metal jacket bullets use state-of-the-art manufacturing technology to encompass the lead core in a copper jacket that won't expand upon impact with your target. Features a cannelure for better hold during the crimping process.