Precision expanding mandrel die for .256" cartridges prepares new brass with consistent neck diameter and uniform tension. Stainless steel construction, interchangeable mandrels, made in USA.
The expanding mandrel die is an essential tool for serious reloaders who demand consistency and precision. This die prepares new brass by expanding the case neck to slightly under bullet diameter, ensuring uniform neck tension and consistent seating depth with every round.
New brass often arrives with inconsistent neck dimensions or damage from bulk shipping. The expanding mandrel die corrects these issues before first firing, giving you a uniform foundation for accurate handloads. By establishing consistent neck tension, you'll achieve tighter shot groups and more reliable ballistic performance.
One mandrel sized for .256" cartridges. Additional mandrels for other calibers are available separately, making this die system expandable as your reloading grows.
Precision reloading starts with proper brass preparation. The L.E. Wilson Expanding Mandrel Die delivers the consistency that separates good ammunition from excellent ammunition.