The RCBS Matchmaster bushing neck die set is built for precision reloading of .338 Lapua Magnum cartridges. These dies combine case-hardened construction, precision-drilled and hand-polished internal surfaces, and interchangeable neck bushings to help shooters control neck tension with repeatable results. The seater die includes a bullet seating window and an oversized micrometer adjustment for fine, reliable seating control.
Key Specifications
- The die style is a Bushing Neck Die Set designed for neck sizing and seating operations.
- The cartridge listed for this set is .338 Lapua Magnum.
- The set includes a Neck Sizing Die and Bullet Seating Die for complete neck-size and seating tasks.
- The sizing die utilizes an interchangeable neck bushing to precisely control neck tension (bushings sold separately).
- The expander uses a Titanium Carbo Nitride finish to reduce brass build-up and ease extraction.
- The seater features a bullet seating window with a retention system to align and hold the bullet for consistent seating.
- Adjustments are made with a large oversized micrometer for readable, precise settings.
- The seater uses a free-floating self-centering bullet seating stem for concentric seating results.
- Construction includes case-hardened steel with precision-drilled and hand-polished internal surfaces.
- The dies use a standard 7/8″-14 thread for compatibility with common presses.
- The listed weight is 1.44.
Purpose-built for precision reloading, the RCBS Matchmaster bushing neck die set offers the features serious handloaders expect: repeatable neck tension control, a guiding seater for concentric bullet alignment, and fine micrometer adjustment for exact seating depth. Whether assembling match-grade ammo or refining load recipes for long-range performance, this set provides durable construction and user-focused features to support consistent, accurate reloading results.
