Lee 7X57 Mauser Collet Die Set includes a Collet Die that uses a collet to squeeze a mandrel creating a precisely aligned case neck while reducing run out, Dead Length Bullet Seater Die, Shell Holder, Powder Dipper and Instructions/Load Data.
Please see Knowledgebase article regarding using these dies for Ackley Improved cases.
**Note: The 7x57 Rimmed Mauser uses the standard 7x57 dies, but will need a different shell holder to hold the case. The Rimmed cases would use a #5 Shell Holder instead of the #2 supplied in the die sets.
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 to www.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.