[Safety] Regular cleaning of cotton wool and other deposits in the pipeline can effectively increase the permeability of the pipeline and effectively prevent the risk of fire in the dryer. At the same time, the removal of deposits in the chimney can effectively prevent the lack of oxygen due to pipe blockage, which may eventually cause carbon monoxide to enter the room and endanger human health. [Save money] One cleaning can save you all the costs of purchasing this product. Then, you can clean it at any time and save money every time. [Multi function] This product can be used to clean fireplace pipes, chimney pipes, dryer pipes and other types of pipes. It is not recommended to clean flexible foil pipes, as the foil may tear and damage the pipes. [Simple] With a cordless electric drill, rotate the rod clockwise and slowly clean it back and compatible withth to easily and simply clean the pipeline. How to use: 1. Connect a sufficient number of rods as needed; 2. Install the brush head on the rod, (if you use a power drill, go ahead and install the hex rod); 3. When you start off go slow and clean out 2-3 feet at a time and pull the brush back towards you to bring all the dust junk back to or down to you. Going vertical to push the junk out won't work. However horizontal may work compatible with you. 4. Get someone to do the drill work compatible with you as you guide the rod and brush in and out of the pipe. As you go in pull it back and compatible withth and then go in further. Once you have done about 3 feet pull it all back out to bring the junk back to you. 5. WEAR A MASK !! There will be dust everywhere. It will smell like fabric softener everywhere. Color: As Shown Material: plastic Package Contents: 18 * 410mm long rod 1 * 100mm brush head 1 * hexagonal rod