The Lee 380 Auto Pistol Breech Lock 3-Die Set is a comprehensive solution for reloaders using the Breech Lock Quick Change feature on their reloading press. This set includes colored Smart Lock bushings for easy and quick die identification, ensuring a streamlined reloading process. The Carbide Full-Length Sizing Die eliminates the need for case lubrication, making resizing easier and faster. The Powder Through Expanding Die expands the case mouth while allowing powder charging, improving efficiency. The Bullet Seating Die ensures precise bullet seating for consistent results. The set also includes a Universal Shell Holder, Powder Dipper for accurate powder charges and detailed Instructions/Load Data to guide you through the reloading process. This die set is perfect for reloading mixed range brass, offering ease of use, versatility and precision.