Redding Series A Full Length Die Set for Bottleneck Cases .300 WSM

The Redding Series A Full Length Die Set for Bottleneck Cases in .300 WSM gives you the essential tools to reload this popular magnum cartridge with precision and confidence. This two-die set handles the complete cycle: the full length resizing die with integral decapping rod and neck expander brings fired brass back to factory dimensions, while the seating die with built-in bullet guide and crimp ring lets you seat projectiles to exact specifications. Whether you're fine-tuning loads for a long-range hunting rifle or working up match ammunition, a quality full length die set is foundational to consistent, safe reloading.

Redding has been the standard in reloading dies for generations, and their attention to manufacturing detail shows throughout this set. Each die is machined on precision lathes to hold extremely tight tolerances, then heat-treated in controlled furnaces and hand-polished to ensure smooth, reliable operation. The dies use industry-standard 7/8-14 threads, so they fit any standard single-stage or progressive press. Beyond the dies themselves, you get a practical package: the box doubles as a cartridge loading block for organized work, plus you'll find a spare decapping pin, hex wrench, and a slot to keep your shellholder in one place.

If you're serious about .300 WSM reloading—whether for precision rifle, hunting, or competitive shooting—starting with a die set built to these standards means you're investing in ammunition that will chamber reliably and perform as intended.

Key Features

• Full length resizing die with decapping rod and neck expander button
• Seating die with built-in bullet guide and crimp ring
• Precision machined steel dies heat-treated for durability and dimensional consistency
• Hand-polished for smooth, trouble-free operation
• Industry-standard 7/8-14 threaded bodies compatible with any standard press
• Includes spare decapping pin and hex wrench
• Cartridge loading block box with integrated shellholder storage

Specifications

Frequently Asked Questions

Will this die set work in my single-stage or progressive press?

Yes. Redding Series A dies use the industry-standard 7/8-14 thread, which fits any standard reloading press on the market.

What's included in the box?

The set includes the two dies, a spare decapping pin, a hex wrench, and the box itself serves as a cartridge loading block with a dedicated slot for your shellholder.

Is the .300 WSM die set suitable for hunting ammunition reloading?

Absolutely. The full length sizing and seating die combination is designed to produce ammunition that fits any standard SAAMI .300 WSM chamber, making it reliable for hunting rifles of any action type.

How long do these dies last?

Redding dies are built to last a lifetime. They're machined to the tightest tolerances, heat-treated in controlled furnaces, and hand-polished to ensure reliable performance over thousands of reloading cycles.