Redding Reloading Premium Expander Die - 9MM Luger. Designed for reloading handgun cartridges these dies gently bell the mouth of the cartridge prolonging the life of the brass while enhancing accuracy and performance. Only the neck is sized opposed to the body and shoulder. Because of this at no time should you interchange fired cases between handguns of the same caliber. Includes a plastic storage casemade in specialized factories Package Contents: Redding Reloading Premium Expander Die Redding Reloading 96172: Premium Expander Die - 9MM Luger