.40 S&W/10mm caliber conversion kit for Dillon Square Deal ‘B’ progressive press. Change from one caliber to another in minutes. Conversion includes carbide size die, expander/powder funnel, seat die, crimp die, shellplate and locator buttons.
* NOTE: This conversion kit fits the Dillon Square Deal ‘B’ ONLY. It will not work on the Dillon RL 550B.