Lee Factory Crimp Die .404 Jeffrey
Lee's Factory Crimp Die for .404 Jeffrey delivers superior bullet retention and accuracy. Firms up the crimp more effectively than standard tools, improving pressure curves and reducing velocity variation.
Lee Factory Crimp Die .404 Jeffrey
The Lee Factory Crimp Die represents a significant advancement in ammunition preparation for the .404 Jeffrey cartridge. This specialized tool crimps bullets with greater firmness than conventional methods, resulting in measurable improvements in accuracy and consistency.
How It Works
A firm crimp accomplishes two critical objectives:
- Improved Accuracy: Pressure must build to a higher level before the bullet begins to move, establishing a more uniform pressure curve throughout the firing sequence.
- Reduced Velocity Variation: The consistent pressure buildup translates directly to tighter velocity spreads, shot-to-shot.
Key Features
- Works effectively even with bullets that lack a crimp groove
- Delivers superior bullet retention compared to standard crimping tools
- Engineered for the .404 Jeffrey cartridge
- 1 1/4-12 thread design
The Bottom Line
For handloaders seeking to maximize accuracy and consistency with the .404 Jeffrey, the Lee Factory Crimp Die is an essential tool. The improvement in pressure uniformity translates to real-world performance gains on the range and in the field.
