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: The connecting pipe is made of polymer material and high hardness alloy , corrosion resistant, soft and not easy to break. pellet stove sweeping kit is suitable for cleaning curved pipes. The interface is smooth and easy to assemble. 9 pole connection: chimney sweep kit includes a high quality 100mm synthetic head and 9 strong flexible ribs (40cm/piece), easy to assemble and disassemble, you can connect multiple poles to meet a wider range of needs. The rods are flexible and go through tough chimney arches perfectly. Widely Used: The chimney sweeper pellet stove sweeping kit is used to clean various pipes, chimneys, chimneys, hoods, dryers, etc. extra long to clean the deep areas of the chimney, all hygiene difficulties are solved Can be used with an electric drill: thanks to the great rotational force, the bristles can remove even the smallest deposits more stubborn in the hearth or the chimney. Helps prevent chimney fires.