L.E. Wilson Expanding Mandrel Sizing Die 30 Cal .3075" - EXP-30MD

This L.E. Wilson expanding mandrel die prepares new brass for optimal bullet seating by expanding the case neck to slightly under bullet diameter, achieving uniform neck tension and consistent seating depth. Features stainless-steel construction for durability and interchangeable mandrels (sold separately) to accommodate various calibers. Designed for precision reloaders seeking consistent results.