Weatherby Unprimed Brass Rifle Cartridge Cases 20/ct .257 Wby

Before loading, the mouths should be sized, deburred, and chamfered. The brass may also show a slight stain near the neck from annealing, which is part of the manufacturing process and helps the case expand and contract properly while holding the bullet securely.

MPN: BRASS257
UPC: 747115070152