Nylon Brush Material: The chimney brush is made of high quality nylon. The bristles are closely arranged and have good durability, which can effectively improve work efficiency Connecting pipe material: chimney cleaning brush the connecting pipe is made of polymer material and high hardness alloy, corrosion resistant, soft and not easy to break. It is suitable for cleaning curved pipes. The interface is smooth and easy to assemble. 6 rods to connect: 6 Flexible Rods of 610MM and 100MM Brush Head, easy to assemble and disassemble, you can connect multiple rods to meet your needs. a wider range of needs. The rods are flexible and pass perfectly through hard chimney arches. Widely used: The adjustable chimney cleaning brush kit is used to clean the smoke hood, pellet stove, ventilation duct, gutter, pipe, etc. All hygiene difficulties are solved Can be used with an electric drill: thanks to the high rotational force, the chimney brush bristles can remove even the most stubborn deposits