Winchester continues to pioneer innovation and expand its rimfire offerings by adding the Varmint HE 3/1 segmenting expansion bullet to its rimfire hunting lineup. The unique 3/1 segment design exclusive to Winchester, features a 25-grain plated HP fragmenting expansion bullet that's optimized for maximum accuracy. The programmed hollow-point fragments include three forward segments, plus a solid rear core designed to provide explosive impact energy plus penetration. In addition, the Varmint HE consists of non-corrosive priming and clean burning powder to generate a sure fire ignition every time. Box of 50 rounds.