Dragon Tail Bore Scrubber & Dragon Tail Bore Cleaner (Kevlar) Quick, easy cleaning of pistol, rifle, and shotgun barrels when combined with Dragon Tail Bore Cleaner, Tough Durable Braided Kevlar Construction. Foam-core applies uniform pressure to bore wall, Dragon Tail Bore Scrubbers are Pliable to hug barrel rifling contours for superior cleaning. Gentle: NO metal bristles to scratch barrel. Soft on Steel, Tough on Bore 'Crud'