Hornady Case Neck Brush is an efficient way to clean out the neck of your casings. Spent casings often are fouled with residue and build-up, which can affect the reloading process or the accuracy of the case. This Hornady reloading tool fits perfectly to the case neck. Tough bristles designed by Hornady scour away gunk and buildup, leaving your case ready for hand loading. Keep your cases clean in any situation with the Hornady Case Neck Cleaning Brush.