The traditional 7/8 inches die format is a staple in the reloading community, known for its reliability and ease of use. By enhancing this format with features from our M-series, we offer a product that not only meets but exceeds industry standards. This ensures that users can achieve precise and consistent results with every use. Precision-ground expander mandrels - each die set includes a 0.002 inches neck tension mandrel, for additional tension increments, utilize our comprehensive mandrel kit Full-length sizing from neck to extractor Mechanism for automated ejection of expended primers in spring-loaded systems Interchangeable high-durability steel decapitation pins for enhanced operational efficiency Precision reamer machined to exact specifications for accurate sizing (eliminates bolt adhesion issues post-second operation) Hydraulic shoulder pressure relief system Manufactured in the United States