Nylon Brush Material: The chimney brush is made of high-quality nylon. The bristles are tightly arranged and have good durability, which can effectively improve work efficiency. Connection Pipe Material: The connection pipe of the chimney cleaning brush 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 Connection Rods: 6 flexible rods of 610 mm and 100 mm brush head, easy to assemble and disassemble, you can connect multiple rods to meet 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 cap, pellet stove, VMC duct, gutter, pipe, etc. All hygiene problems solved. Can be used with an electric drill: thanks to the high rotational force, the chimney brush's bristles can remove even the most stubborn deposits in the chimney or fireplace. Helps prevent wood fires.