From the Manufacturer Get the most out of your CT Dust Extractor investment by pairing it with a Festool cleaning set. The Industrial Cleaning Set is an ideal solution for commercial settings with larger debris and heavier cleanup needs. Keep this set within easy access for quick and easy cleanup, helping you to leave a cleaner, safer work environment. The Industrial Cleaning Set features large diameter (50mm), ridgid polypropylene construction. Includes: 50mm x 2.5m non-Antistatic hose (452887), 50mm polypropylene extension tubes (qty 2)(440412), 50mm polypropylene worksop floor nozzle (452909), 50mm polypropylene square nozzle (440416), 50mm polypropylene large crevice nozzle (452912), and 50mm polypropylene suction brush (440419).