Rigid 48630 9/16-inch 500b high speed bolt dies. The rigid 48630 9/16-inch 500b high speed bolt dies are bolt dies for use with 531, 541 and 500b 1/4-inch -1-inch die heads. The rigid 48630 9/16-inch 500b high speed bolt dies is a RH high speed with a 9/16-inch rod size and 12tpi.








