Winchester Unprimed Brass Cases 257 Roberts (50pk) Type_Ammo Boxes CCI-made and primed case

CCI-made and primed case

Their brass is comprised of 70% copper and 30% zinc and is vertically drawn during the manufacturing process which results in more uniform wall thickness

The professional choice for gunstock finishing

Weight Filled: 2

Winchester Unprimed Brass Cases 257 Roberts (50pk) Type_Ammo Boxes CCI-made and primed caseEach and every piece of Winchester brass is made to meet and exceed the most demanding quality control and performance standards in the industry. New, unprimed brass. This is not loaded ammunition. Technical Information Caliber: 257 Roberts Finish: Brass Preparation: Due to the manufacturing process and or shipping, case mouths may not be perfectly round. To ensure a round case mouth, cases must be sized (or have the expander ball of the sizing die