RCBS Full-Length Die Set .338 Lapua Magnum (2-Die)

Description

This two-die set from RCBS is designed for full-length reloading of bottleneck rifle cases chambered for the .338 Lapua Magnum. The set includes a Full-Length Sizer Die with an Expander-Decapping Unit and a Seater Die with a Bullet Seater Plug and built-in roll crimper. The sizer is intended to bring cases to SAAMI minimum cartridge dimensions while minimizing changes to case body length and protecting case integrity through venting. The dies are manufactured to RCBS standards and the set ships in a green die box.

Key Specifications

• Includes Full-Length Sizer Die and Seater Die as a two-die set.
• Caliber is .338 Lapua Magnum.
• Thread pattern is 7/8″-14.
• Carbide: No.
• Sizing brings cases to SAAMI minimum cartridge dimensions.
• Seater die includes a built-in roll crimper to secure the bullet as it is seated.
• Sizing die vents to prevent case damage from trapped air or excess lubricant.
• Headspace is held to minimum tolerances to avoid altering case body length during full-length sizing.
• Manufactured in the USA and ships in a green die box.

For reloaders who demand consistent case dimensions and reliable bullet seating for long-range precision rifles, this RCBS full-length die set provides the essential tools to size, de-prime, expand the neck, and seat cartridges to specified dimensions. The included features—venting, expander-decapping, and roll crimping—help preserve case integrity and produce repeatable results during full-length sizing operations.