Gunwerks 30 Nosler Riffle Brass 50 Piece. Designed as the perfect brass for precision shooters this cartridge brass features lot to lot consistency and tight tolerances. Optimized case walls and primer pockets afford high brass life for maximum number of reloads possible. Uniform flash holes provide consistent ignition and low extreme spreads. Specifications for Gunwerks 30 Nosler Riffle Brass: Manufacturer: Gunwerks Gun Type: Rifle Caliber: .30 Nosler Fabric/Material: Brass Brass Quantity: 50 Piece Features of Gunwerks 30 Nosler Riffle Brass Extreme consistency piece to piece and lot to lot Consistent weight & volume to reduce velocity spreads Minimal neck runout for superior precision Optimized metallurgy and dimensions to maximize case life Clean case head design for easy pressure sign identification All brass sizes feature large rifle primer pockets Our brass is engineered with thicker walls than our competitors for extended case life meaning more reloads. You may need to reduce powder charges to maintain desired pressures. Package Contents: Gunwerks 30 Nosler Riffle Brass Gunwerks AY-F3091G-50: 30 Nosler Riffle Brass 50 Piece