Lehigh Defense Maximum Expansion Technology is used to produce projectiles that create the largest permanent wound channels of any bullet on the market. The high ballistic coefficient Tipped Maximum Expansion is designed to expand upon contact with a fluid-based medium through hydraulic energy. They do not expand on dry mediums like wood, drywall, bone, or sheet metal. The expansion process of Lehigh's Maximum Expansion technology is very different than that of a traditional lead-jacketed bullet that expands when it comes in contact with a hard surface - Lehigh Defense designed these bullets to expand where the expansion is needed and that is in the vital zone of your intended target. Weight retention is normally 99%.Lehigh Maximum Expansion rifle bullets expand with 4 petals to a diameter that is often twice the original bullet diameter while still providing deep penetration. Contrast this with a traditional jacketed bullet that expands and quickly mushrooms the nose back along the...