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.40/10mm seat master: Lyman 7704370 Pro Micrometer Seating Die (UPC 011516743701). Precision micrometer adjustable bullet seater .40 Smith & Wesson 10mm Auto dual caliber taper roll crimp OAL .001" increments progressive single stage duty loads hot 10mm competition crimp control hardened steel consistent bullet alignment velocity node tuning.
"7704370 turn!" tuned. "Die value," victory. 7704370 (UPC 011516743701) 4.9/5.
Seats secure. Performs peak.
Lyman Pro .40 S&W 10mm Micrometer Seating Die: 7704370.
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