The Barnes Bullets 21542, also known as the Barnes VOR-TX, is high-accuracy ammunition crafted with TSX, Tipped TSX, or TSX FN bullets, ensuring you have maximum weight retention coupled with double-diameter expansion. These TSX bullets are specially designed to cause maximum damage to tissue and bones and assure pass-through penetration, resulting in potent energy transfer.With multiple grooves set into the bullet\'s shank, the VOR-TX not only works towards reducing pressure but also significantly boosts accuracy. Experience instant expansion on contact as these bullets are specifically constructed to expand as swiftly as possible.The bullet\'s nose is designed to peel back into four sharp-edged copper petals upon impact, causing substantial destruction to tissue, bone, and essential organs leading to an efficient and humane kill. So whether your target is a whitetail deer, elk, antelope, or boar, with the VOR-TX, you are bound to take them down.