In summary, this die-only configuration offers compatibility with a wide range of shellholders, including our own modular system and incorporates industry-leading features from our successful M-series sizing die. It is a versatile and high-performing product that caters to the needs of the reloading community, ensuring precision and reliability in every application. 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