Description
Hornady 300 Win Mag Unprimed Brass Cases (8670) are new, precision-drawn belted magnum rifle cases built to exacting quality standards, making them a dependable option for big game hunters, long-range shooters, and dedicated reloaders who demand consistent performance from every 300 Winchester Magnum handload.
Key Features
Manufacturer part number: 8670
Caliber: 300 Winchester Magnum
Condition: New, unprimed
Material: Premium drawn brass
Quantity: 50 cases per box
Case wall thickness: Manufactured to extremely tight tolerances for uniform consistency
Concentricity: Tight wall concentricity measured and verified on every case
Consistent weight and internal capacity across every case in the lot
Pressure calibration tested to confirm uniform case expansion during firing
Special Features
Produced in smaller controlled lots so Hornady can apply elevated precision and quality oversight to each case
Tight wall concentricity promotes proper bullet seating in both the case mouth and the chamber, supporting a uniform bullet release on firing
Uniform case wall thickness maintained to benchrest-level tolerances, critical for consistent accuracy at extended ranges
Consistent weight and capacity across the entire lot supports repeatable powder charges and predictable pressure curves from session to session
High quality brass composition results in more reloads per case compared to standard commodity brass
Practical Benefits
The 300 Winchester Magnum is one of the most widely used big game and long-range cartridges in North America, and the Hornady 8670 brass is built to handle the elevated pressures that belted magnum cartridge generates across multiple reloading cycles
Elk, moose, and large game hunters who rely on the 300 Win Mag at distance will benefit from the tight velocity spreads that consistent brass helps produce when every yard counts
The 300 Win Mag is also a popular choice for military and law enforcement precision rifle applications, and reloaders in those disciplines will appreciate the lot-to-lot consistency Hornady brass delivers
Starting from new unprimed brass reduces initial case prep time and eliminates variables that come with once-fired cases of unknown history
The Hornady 300 Win Mag Unprimed Brass Cases (8670) are a solid fit for big game hunters and precision reloaders who want a quality-controlled, consistent foundation for accurate and hard-hitting 300 Winchester Magnum handloads.
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