L.E. Wilson Die with Expanding Mandrel 7mm - .283''

The L.E. Wilson Expanding Mandrel Die is a crucial tool for precision reloaders. It is designed to prepare new brass for optimal bullet seating. This die ensures a consistent neck diameter by expanding the case neck to slightly under bullet diameter achieving uniform neck tension and consistent seating depth. The die features interchangeable mandrels (sold separately) to accommodate various calibers and its stainless-steel construction guarantees long-lasting durability. The cut-out in the die p