1.Efficient cleaning: This brush set consists of a total of 6/9/12/15/18 nylon rods, 1 brush head and a hexagonal rod. The pole is 41/61 cm long, easy to dismantle and assemble. Compared to conventional cleaning, it can remove more dirt powerfully and is much gentler when handling all fume cupboards and stainless steel linings. 2.Widely used: Brushes can be used to clean pipes, chimneys and other places, and the scope of application is very wide. It is a helper for cleaning the chimney and dryer vents, extending the life of the dryer and chimney. 3.Prevention of Fire Risk: The accumulation of lint can be dangerous, and if not cleaned, it can cause the dryer to catch fire. Therefore, regular removal of lint is the only way to prevent this. 4.Compatible Kit: The dryer duct cleaning kit can be used together with an electric drill. With the help of a large rotating force, the brush hair can even remove the most stubborn deposits in the flue or chimney. And the kit helps prevent flue fires. (Note: electric drill is not included)