Federal 30-06 Spr 165gr Partition Vital-shok AmmunitionThe Nosler Partition was the first bullet loaded in the Federal Premium line, and it continues to be a standard for consistency and reliability. Its partitioned lead core allows the front half of the bullet to mushroom on impact, but keeps the back half intact for deep penetration. World renowned bullet features a partitioned lead core <>Front half mushrooms, producing rapid expansion and energy release <>Back half remains intact, ensuring deep