Improves drying performance: Can be used with an electric drill. With the help of increased rotational force, the brushes can remove even the most stubborn deposits in the chimney or flue. Scratch-free and durable: The brush head is made of nylon, which does not scratch the inner surface of the chimney pipe. Furthermore, it is resistant to high temperature, aging, and corrosion, which increases cleaning efficiency. Save money and easy to use: The dryer cleaning kit can help you save money on professional cleaning services. Easy to place your cordless drill and keep the drill moving forward and out of the pipe to clean. Easy to assemble and disassemble, you can connect multiple rods to extend coverage. The rod is flexible and can pass through curved pipes perfectly. More flexible: The chimney brush set is very flexible, it can perfectly bend the difficult-to-bend flue pipes, it can slide over all bends and curves and withstand perfectly at a 90-degree rotation. The button lock system on the rod connection can prevent the rod from loosening and make the cleaning work easier. Stainless steel linings. Provide a clean and tidy chimney. Safer: With the help of greater rotational force, it can remove oily fumes and even stubborn build-ups inside the flue or chimney, prevent chimney fires, protect home safety. Wide application: Our products are suitable for metal pipes and brick chimneys. No matter what shape the fireplace has, it can work effectively indoors. Package includes: 9 x Nylon Rods 1 x Brush Head will be very rich