1. Each item includes 3 brushes, 3 types of double-ended brushes: Brass, Steel, Nylon.
2. 3pc 7 inch double brush, can be used for polishing, grinding, fitter, machinery etc.... 3. Can clean metal surface, accessories for auto, gas stoves, pipes, etc., durable with a good cleaning effect. 4. Versatile cleaning capabilities with both a large and small end for cleaning all sorts of hard-to-reach spaces. 5. The soft nylon and brass brushes are essential tools for cleaning all firearms. The steel brushes can be used in special situations. 6. Fit into tiny spots on just about any weapon and has stainless steel assortment to help clean heavy deposits. 7. Use for cleaning your firearms or any other use that requires a brush, such as carburetors, cars etc.