RCBS 3 Die Roll Crimp Set Group B Pistol .500 S&W Mag - 23808

This 3-die set is designed for reloading straight-wall pistol cartridges in .500 S&W Magnum. The set includes a sizer die that sizes and de-primes cases, an expander die that flares the case mouth for bullet feeding, and a seater die that seats the bullet and applies roll crimping. Cases require lubrication during the sizing process.