Peterson Cartridge Unprimed Rifle Brass Features Peterson Cartridge Unprimed Rifle Brass is built to a match-grade standard that is maintained throughout the entire manufacturing process from small batch production lines through the company s dedicated quality control department. In .338 Win Mag Long this brass is sized for a large rifle primer giving handloaders a consistent foundation to build precise repeatable loads. Multiple quality inspections throughout production help ensure that cases ship free of the defects that can affect case life or accuracy on the range. This attention to detail is part of what Peterson calls match-grade a standard they strive to maintain all the way from the factory to the target. Running cases through small batches rather than high volume lines gives Peterson s quality control team the ability to catch inconsistencies that larger scale production can let slip through. The mouth and neck of each case are annealed which helps maintain consistent neck tension across firings and extends case life through repeated reloading cycles. Each case is beautifully polished giving handloaders brass that looks as good as it performs on the bench with a clean professional appearance that reflects the care put into every step of production. As a reloading component this brass ships unprimed and is not loaded ammunition so primers powder and bullets must be added separately by the handloader who wants full control over their final load. Packaged 50 per box this Peterson Cartridge brass gives serious long-range and magnum rifle shooters a dependable American-made foundation for their .338 Win Mag handloads built on a reputation for consistency that comes from careful deliberate production at every stage. Peterson Cartridge Unprimed Rifle Brass Specifications Manufacturer: Peterson Cartridge Model: Unprimed Rifle Brass Caliber: .338 Win Mag Primer Size: Large Rifle Reloadable: Yes Count: 50 Country of Origin: United States Available At: GrabAGun