Wilson Expanding Mandrel Only 7MM
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Optimize your reloading with the Wilson Expanding Mandrel ONLY for 7mm cases, ensuring precise neck sizing and consistent shot performance.
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Description
Description
The Wilson Expanding Mandrel ONLY for 7mm is essential for preparing new brass cases for the seating operation. This innovative die addresses the common issue of new brass being damaged during bulk shipping, ensuring a consistent neck diameter for all your cases. Proper neck tension allows for more reliable seating depth and improved shot accuracy.
Featuring durable stainless parts, this expanding mandrel is designed for long-lasting performance. The die includes an easy-view cutout for aligning cases and setting up depth, while interchangeable mandrels accommodate various calibers. It fits standard 7/8ths reloading presses and expands the neck to just under bullet diameter, providing a perfect fit.
This mandrel is ideal for reloaders looking to achieve precise sizing and consistent results. Whether you are a hobbyist or a competitive shooter, the Wilson Expanding Mandrel ensures your brass is perfectly prepared for reloading. It’s a must-have tool for anyone serious about accuracy and performance.
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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