The Lee Precision 300 AAC Blackout Factory Crimp Die applies a rifle-type crimp to .300 AAC Blackout cases to secure bullets for consistent chambering and ignition. Its collet-style crimp design can form a crimp even on bullets that lack a cannelure, and the amount of crimp is set using the adjustable screw. This single-die tool post-sizes cartridges while applying the factory-style crimp, accommodating a wide range of bullet types including jacketed bullets.
Key Specifications
- Made by Lee Precision.
- Caliber is .300 AAC Blackout.
- Die type is Crimp.
- Die style is Factory Crimp Die.
- The number of dies included is 1.
- Metal type is listed as Steel.
- Product type is Factory Crimp O.
- Dimensions are 1.60 x 1.70 x 4.70 inches.
- Weight is 0.3813 lb.
This die is aimed at reloaders who want a controlled, repeatable factory-style crimp for .300 AAC Blackout cartridges. The collet design and adjustable screw let you tailor the crimp to your loads and bullet profiles, making it a practical tool for consistent seating and reliable chambering in rifle applications.









