Lee 300 AAC Blackout Collet necksizing die uses a steel collet to squeeze fired case to a precision mandrel, creating a precisely aligned case neck while reducing run out. Results in best accuracy and extended case life. Sizes just the neck and requires no case lubrication. Recommended for cases that have been fired through your firearm only.
Undersized flash hole decap mandrel sold separately.
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WARNING: Handling live primers and spent primers may expose you to lead or other chemicals, which are known to the State of California to cause reproductive harm and cancer. For more information, go towww.P65Warnings.ca.gov
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.
