The Hornady Primer Pocket Reamer Kit is designed specifically for small primer pockets making crimped military and commercial cases reloadable by precisely cutting away the crimp.Hornady Primer Pocket Reamer Kit - SmallComplete kit includes handle and small cutter headRemoves primer pocket crimps for case reloadingCompatible with Hornady Power Case Prep Center and Case Prep TrioEssential tool for processing military surplus brassPerfect for reloaders working with crimped small rifle and pistol cases this kit ensures clean uniform primer pockets for reliable reloading results.