ZERO S-SERIES SIZING DIES Following the resounding success of our M-Series Sizing Die, the mission became to take as many of those industry-leading features as possible and push them into a traditional 7/8a ^2 die, keeping the price point under $300. Introducing the ZERO S-Series Sizing Die. KEY FEATURES Precision Ground Expander Mandrels (all dies ship with a .002 neck tension mandrel, or add more increments with our MANDREL KIT) Full-Length Neck to Extractor Sizing Spring Ejection for Spent Primers Replaceable Steel Decap Pins Reamer Cut to Exacting Dimensions for a TRUE Size (no more sticky bolt after the second firing) Hydraulic Shoul Mfg: Area 419