9mm .355 Diameter| 115gr XTP Projectile Hornady Projectiles 9mm Bullets for Reloading .355 Diameter 115gr XTP Projectile 100 Count Box Reload 9mm once fired brass with Hornady 9mm .355 Diameter 115gr XTP bullets, engineered for exceptional accuracy and dependable terminal performance. Featuring Hornady's XTP (eXtreme Terminal Performance) design, these 9mm bullets deliver controlled expansion and consistent penetration. Perfect for reloading 9mm once|fired brass, 9mm processed brass, and new 9mm brass, these premium bullets ensure smooth feeding and reliable performance in every round.