For over 60 years Redding has been ranked among the best when it comes to reloading equipment tools and accessories including these Full Length Die Sets. These sets are made specifically for bottleneck cases and include a full-length resizing die and a seating die.The full-length die is used to resize cases and includes a decapping rod assembly along with neck expander. Then for the seating die there is the proper seating plug a crimping ring and bullet guide. All dies are made from steel and designed to provide years of service.