Pro-Shot Gunsmith Tornado Bore Brushes are unique, spiral-wound brushes that are highly effective for cleaning heavy fouling from bores. The spiral design reaches all of the hard to get spots while avoiding damage to a gun's rifling. These characteristics and the stellar reputation of the brushes make them a favorite of many gunsmiths for heavy duty bore cleaning. FeaturesBrass Special Spiral Wound DesignHighly effective at removing foulingFavorite of Gunsmiths