L.e. Wilson Expanding Mandrel Die – 30 Cal .3075
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Precision reloading die for 30 caliber brass with expanding mandrel for consistent neck tension.
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Description
Description
The L.E. Wilson Expanding Mandrel Die for 30 caliber .3075 is an essential tool for precision reloaders. This die is designed to optimize bullet seating by preparing new brass with a consistent neck diameter, expanding the case neck to slightly under bullet diameter for uniform neck tension and consistent seating depth.
Constructed from durable stainless steel, this die guarantees long-lasting performance. It features interchangeable mandrels (sold separately) to accommodate different calibers, making it versatile for various reloading needs. The die also includes a cut-out for easy alignment and depth setup, ensuring accuracy in your reloading process.
Ideal for brass that may be damaged during shipping, the L.E. Wilson Expanding Mandrel Die is a reliable addition to any reloader’s toolkit. Each die includes one mandrel, with additional mandrels available for purchase, enabling you to tailor your reloading setup to your specific requirements.
Perfect for reloaders looking for precision and consistency, this die is compatible with standard 7/8ths reloading presses and made proudly in the USA.
Specifications
- Short Stroke Gas Piston Gas System (Rifle Length)
- 18.6″ Barrel Length ( Mid-Weight style, non-fluted)
- 1:8 Twist Rate Rifling

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