RCBS 3-Die Carbide Set 500 S&W / SpecialRCBS 3 Die Carbide Set 500 S&W Special Designed for . 500 S&W Magnum and . 500 S&W Special cartridges; Includes Sizer Die with Decapping Unit, Expander Die, and Seater Die; Roll crimp designed for straight wall cases; Carbide construction eliminates the need for sizing lube; Made from polished and heat treated steel for enhanced durability; 7 8" 14 threads compatible with most reloading presses; Includes a plastic storage case for organization and