RCBS 29501 Full-Length 2-Die Set .30-378 Weatherby Magnum Group A

The RCBS 29501 Full-Length 2-Die Set delivers precision reloading capabilities for the powerful .30-378 Weatherby Magnum cartridge. This Group A die set provides complete case preparation and bullet seating operations with RCBS's proven manufacturing standards. Handloaders gain the ability to produce match-grade ammunition tailored to their specific rifle's chamber dimensions and performance requirements.

What Makes This Different

This full-length die set features RCBS's heat-treated steel construction with precision-ground surfaces that ensure consistent case sizing and bullet seating. The sizing die includes an expander ball that maintains proper neck tension while the seating die provides micrometer-adjustable bullet depth control. Unlike basic die sets, this Group A configuration includes premium components designed for high-pressure magnum cartridges that demand exceptional durability and dimensional accuracy.

Key Features

• Full-length sizing die with decapping pin removes spent primers and resizes entire case body
• Bullet seating die with built-in roll crimper ensures proper bullet retention
• Heat-treated steel construction withstands pressures exceeding 65,000 PSI
• Precision-ground die surfaces maintain consistent case dimensions within 0.001 inches
• Standard 7/8-14 threads fit all major reloading press brands
• Expander ball sized specifically for .308-inch bullet diameter
• Lock rings and hex nuts included for secure die positioning

The .30-378 Weatherby Magnum's extreme velocity potential demands precise case preparation to achieve optimal accuracy and safety. This die set handles the cartridge's large case capacity and high-pressure characteristics while maintaining the tight tolerances required for long-range hunting and precision shooting applications. The full-length sizing ensures reliable chambering in any .30-378 Weatherby rifle, while the seating die accommodates bullets from 150 to 220 grains.

Technical Specs

• Caliber: .30-378 Weatherby Magnum
• Die Type: Full-length 2-die set (sizing and seating)
• Thread Pattern: 7/8-14 TPI standard
• Construction: Heat-treated alloy steel
• Group Classification: Group A
• Compatibility: Fits all standard reloading presses
• Manufacturer: RCBS
• Model Number: 29501
• Country of Origin: United States

Handloaders seeking maximum performance from the .30-378 Weatherby Magnum cartridge require dies engineered for this demanding caliber's specifications. RCBS's reputation for precision tooling and this set's Group A classification ensure consistent results across thousands of reloading cycles.