Lyman Neck Expanding M Die .375 H&H Magnum

1. Lyman M Die Design: This die utilizes Lyman's acclaimed two-step M Die system, which first expands the case neck to the proper diameter and then adds a slight flare or chamfer. This unique design creates a small shoulder that perfectly aligns both boat tail and flat base bullets for effortless, precise seating, significantly reducing bullet deformation and case damage.

2. Precision-Machined Hardened Steel: Crafted from robust, hardened steel, this die is built to withstand the rigors of high-volume reloading. Its precision machining ensures consistently accurate case neck dimensions, crucial for producing reliable and accurate ammunition, especially for demanding calibers like the .375 H&H Magnum.

3. Optimized for .375 H&H Magnum: Specifically engineered for the powerful .375 H&H Magnum cartridge, this neck expanding die provides the exact internal dimensions needed for optimal bullet retention and concentricity. It is an essential tool for hunters and handloaders seeking to achieve maximum performance and consistency for their large game or safari loads.

4. Built for Longevity and Performance: As a single-function die focusing solely on neck expansion, it maintains tight tolerances to ensure minimal wear on your brass over multiple reloading cycles. Its robust construction delivers repeatable, high-quality results, making it a valuable addition to any serious reloader's bench aiming for superior ammunition.

ABOUT THE LYMAN NECK EXPANDING M DIE .375 H&H MAGNUM

The Lyman Neck Expanding M Die in .375 H&H Magnum stands out as a critical component for handloaders dedicated to precision and case longevity, especially when working with large rifle cartridges. Unlike standard expander balls that tend to pull and stretch case necks, the unique two-step M Die design gently expands and then flares the case mouth, creating a precise lead-in for the bullet. This reduces the effort required for bullet seating and, more importantly, minimizes the risk of crumpled case shoulders or deformed bullets. Constructed from hardened steel, this die offers exceptional durability and consistent performance. It's particularly favored by hunters and competitive shooters who prioritize ammunition concentricity and uniform neck tension for enhanced accuracy and reliability in the field or on the range. This specialized function ensures that each .375 H&H Magnum case is perfectly prepared, preserving brass life and contributing to the consistent performance expected from such a formidable big-game cartridge.

ABOUT LYMAN

Lyman, a leading American manufacturer based in Middletown, Connecticut, has been a steadfast innovator in the shooting sports industry since 1878. Renowned for its commitment to quality and tradition, Lyman is deeply rooted in providing handloaders and shooters with reliable and precise tools. The company is particularly celebrated for its vast range of reloading equipment, including powder measures, bullet casting supplies, and, notably, its precision dies. Lyman's product philosophy centers on combining timeless design with modern manufacturing techniques to offer equipment that stands the test of time, reflecting their long-standing reputation for producing durable and highly functional reloading gear trusted by generations of enthusiasts.

MAIN FEATURES

• Die Type: Neck Expanding M Die

• Caliber: .375 H&H Magnum

• Thread Size: Standard 7/8"-14 threads, compatible with most reloading presses

• Material: Precision-machined, hardened steel for durability and longevity

• Function: Expands and flares the case neck in a two-step process to facilitate bullet seating and prevent case damage

• Intended Use: Ideal for rifle reloading, particularly for large magnum calibers used in hunting and target shooting

• Weight: Approximately 0.2 kg

WARRANTY

This product is covered by a 5-year global warranty that includes defects in materials and manufacturing under normal use.

IN THE BOX

• Lyman Neck Expanding M Die (.375 H&H Magnum)

• Instruction Manual