Carbide 9mm Luger sizing / decapping die and expanding / flaring die specifically designed for S3 / NAS3 cartridge cases made by Shell Shock Technologies LLC.

  • Improve reloading of BRASS & get 5x more reloads with S3 / NAS3 Cartridge Cases
  • Works with all BRASS CASES and fits all reloading presses
  • Prevent damage to the case & rim with Spring Loaded Mechanism
  • Carbide Full-Length Sizer Die, body made from high quality hardened steel
  • Fits all commercially available Reloading Presses
  • Made in USA



Shell Shock NAS3 cases are fully-reloadable using a set of S3 Reload™ dies.

This set of reloading dies can be found here $79.99 S3 RELOAD Sizing Flaring Dies For Shell Shocks NAS3 Cases 9mm Luger

Shell Shock’s NAS3 two-piece 9mm Luger cases are 50% lighter than brass cases, offer greater lubricity and will not abrade, clog, foul, wear-out or damage breach and ejector mechanisms. The cases offer greater corrosion resistance, higher tensile strength (2x stronger) and more elasticity than brass. ShellShock NAS3 cases have been tested successfully by customers to pressures over 70k psi. NAS3 cases eject cool to-the-touch and can be picked up with a magnet.

ShellShock NAS3 unloaded cases are now available at