Brownells Standard Line Nylon Bore Brushes are sold in bulk packs for convenience and cost savings, featuring a one-piece, looped and wound steel shank.
The nylon bristles are designed to withstand aggressive bore cleaners and prevent damage to the bore that can affect accuracy.
These brushes are specifically for .338 caliber rifles with 8-32M threads, and the overall length of the rifle brushes is 3ΒΌ inches.