Loaded with Hornady's proven XTP (eXtreme Terminal Performance) hollow-point technology, these 155-grain .400 diameter bullets deliver reliable expansion and consistent accuracy for 10mm handgun reloaders. Each box contains 100 jacketed projectiles, ideal for target shooting, training, or defensive load development. The XTP's tapered jacket and carefully engineered hollow-point cavity work together to expand reliably across a wide velocity range while maintaining bullet integrity. Whether you're fine-tuning precision loads or building ammunition for personal defense, this 100-count box gives you enough components for serious range time or load testing. Stock a full case of 25 boxes for high-volume reloaders and shooters who demand quality and consistency shot after shot.