Lee 357 SIG powder through expanding die charges the case while expanding the case mouth. Used with powder funnel adapter to charge with powder dipper, or automate powder dispensing with the Auto Drum or Pro Auto Disk Powder Measure.
WARNING: This product may contain steel alloyed with trace amounts of lead and other elements which are known to the State of California to cause reproductive harm and cancer. For more information, go to www.P65Warnings.ca.gov. To prevent exposure, do not alter the product by welding, grinding, etc.