The "SPECIAL LINE"™ Brass Core Bore Brush by BROWNELLS is designed to prevent scratching of the barrel with its one-piece, looped and wound brass shank and no-scratch brass coupling.
It features high-quality phosphor bronze bristles for effective cleaning and durability, suitable for 28 Gauge shotguns.
This product comes in a 12 pack, with each brush having an overall length of 2-7/8" (7.3cm) and a 5/16-27 thread for shotguns.