The Lee 9mm Luger Pistol Breech Lock 4-Die Set is an all-inclusive reloading kit designed to enhance your reloading process. This set includes colored Smart Lock bushings for easy die identification, making die changes quick and hassle-free. The set features a Carbide Full-Length Sizing Die, Powder Through Expanding Die, Bullet Seating Die and Carbide Factory Crimp Die, offering everything you need for precision reloading. Also included are a Universal Shell Holder, Powder Dipper and detailed Instructions/Load Data to help guide your reloading setup. Ideal for reloaders working with mixed range brass, this die set is compatible with reloading presses that feature the Breech Lock Quick Change system, allowing for fast and easy die changes without losing your settings. Whether you're reloading for accuracy or volume, this die set is a reliable solution for your 9mm Luger needs.