Product Description The Hornady 8645 Unprimed Brass Cartridge Cases in 7x57mm Mauser are the premier choice for handloaders who demand consistent, high-quality components. Manufactured in the USA from premium brass, these cases are built to exacting tolerances that promote uniform concentricity and reliable case integrity reload after reload. Each case is individually hand inspected before packaging to ensure it meets Hornady&';s rigorous quality standards. Ideal for competitive shooters and hunters alike, these unprimed cases give reloaders the flexibility to select their own primers, powders, and bullets for a truly customized load in the classic 7x57mm Mauser cartridge. Product Highlights Premium Brass Material: Crafted from high-quality brass for outstanding durability, consistent performance, and excellent reloadability. Uniform Concentricity: Precision-engineered to maintain uniform concentricity, resulting in improved accuracy and consistent ballistic performance. Precision Manufactured: Tight manufacturing tolerances ensure reliable case integrity and uniform dimensions across every single case. Hand Inspected: Every case is individually hand inspected to confirm it meets Hornady&';s strict quality control standards before packaging. Generous Pack Quantity: Comes packaged 50 cases per box, with 5 boxes per case, providing an ample supply for dedicated reloaders. Specs Brand: Hornady MPN: 8645 UPC: 090255486452 Caliber: 7mm Mauser (7x57 Mauser / .275 Rigby) Primed: No (Unprimed) Material: Brass Quantity Per Pack: 50 Packs Per Case: 5 Country of Manufacture: USA Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.