Material: Brush head made of nylon material,high-temperature resistance, anti-aging, not easy to corrode, making the sweep more efficiency. Also, it wont scratch the inner surface of the chimney flue. Effortless: Nylon brush can be used with an electric drill, with the help of large rotational force, the bristles can remove even the most stubborn build up inside the flue or chimney.In addition, it can help prevent flue fires. Removable: Bendable rods are easy to assemble and disassemble, and you can connect multiple rods to extend your reach. The nylon rods are flexible which can perfectly get through those tough flue bends. Application: The Chimney Sweep Kit is suitable for multiple cleaning scenarios,such as cleaning various pipes, fireplaces, chimneys, fume hoods, dryers,etc. Package: 410mm*8 rods + one brush head + one hexagonal rod (packed in brown box)