[Material] The brush wire of the brush head is made of nylon material, which is high temperature resistant, aging resistant, not easy to corrode, soft and not easy to break. Suitable for cleaning elbows, smooth interface, avoid scratching the inner surface of the flue, easy to assemble. [Flexible and durable] The pipe brush rod adopts a soft connecting rod, which is flexible and convenient to clean and has a long service life. You can attach multiple poles to expand your reach. The pole is flexible and fits perfectly through those tough flue bends. [Features] The chimney sweep kit is highly flexible and fits perfectly through the flue elbow. Single-pin thread push-in, no looseness in any direction of rotation. Can be used with a power drill, and with high rotational force, the bristles remove even the most stubborn buildup in the flue or chimney, helping you achieve professional results. [Package Included] This set of brushes contains 2 brush units,18rods,1hex handle. The rod is 41cm long, durable and durable for long-term use [Wide range of uses] This product is used to clean all kinds of pipes, fireplaces, chimneys, range hoods, dryers, etc., to solve all sanitary problems, in addition, use this brush to clean dangerous lint, dust and other particles accumulated in pipes and vents, Improves machine and piping performance and prevents fires from overheating. 1. Chimney Sweep Set is made of nylon material, which has the characteristics of high-temperature resistance, aging resistance, and corrosion resistance 2. A variety of functions: used as a chimney brush, dryer pipe wall cleaning brush and so on. 3. Not only a dryer lint brush, but also can be used with a/c ducts and pellet stove pipes. It work great with PVC ducts, metal ducts, pipes. A useful chimney sweep kit as well. Specifications: Material: Nylon Color: Black+White Type: Chimny Brush Single Connecting Rod Length: 410mm / 16.1in Connecting rod diameter: 8mm / 0.3in Package Inludes: 2 x Brush Unit 18 x Rod 1 x Hex Shank