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The Lee Precision .264 Winchester Magnum Custom Factory Crimp Die brings tighter, more consistent bullet seating to your reloading bench. If you're loading .264 Winchester Magnum ammo and want to squeeze every bit of accuracy out of your precision rifle, a factory crimp die is one of the most effective upgrades you can make—and Lee's design delivers results that rival tools costing twice as much. A firm crimp locks the bullet in place and prevents setback under recoil, which means pressure builds more uniformly and velocity stays consistent shot to shot.
What makes the Lee Factory Crimp Die different is its collet design. Rather than a simple taper crimp, the collet grabs and squeezes the case mouth directly into the bullet's crimp groove, creating a mechanical lock that's significantly more uniform than conventional methods. This isn't theoretical: field testing shows measurable accuracy improvements, and the effect holds even on bullets without a traditional crimp groove. The result is tighter velocity nodes and smaller groups downrange.
Setup is straightforward. The die fits any 7/8"-14 reloading press—which covers the vast majority of single-stage and progressive presses in use today. It's not a one-size-fits-all tool; .264 Winchester Magnum is a specific cartridge, so you're getting a die precisely engineered for your round. Note that a shellholder is sold separately; confirm you have the correct one for your press before ordering.
| Cartridge | .264 Winchester Magnum |
| Die Type | Factory Crimp Die |
| Mechanism | Collet crimper |
| Press Compatibility | 7/8"-14 thread (universal) |
| Shellholder | Sold separately |
The Lee Factory Crimp Die fits any reloading press with a 7/8"-14 thread, which includes virtually all single-stage and progressive presses. You'll need the appropriate shellholder for your press, which is ordered separately.
No. While the collet crimps into a crimp groove if present, the die produces a firm crimp and measurable accuracy gains even on bullets without one. The mechanical action of the collet squeezing the case mouth is what creates the benefit.
A firm, uniform crimp prevents bullet setback under recoil and ensures consistent pressure curves, which translates to tighter velocity spreads and more predictable ballistics downrange. For a magnum cartridge where precision matters, it's one of the highest-return investments on your reloading setup.
No. The shellholder is sold separately and must match your reloading press.

SKU: 197557305 • Weight: 0.3oz