The chain scraper is designed to remove roots but also can work as good or better as a milling tool. The centraliser it self and the jet driven flywheel plate are used for many other uses like diamond cutter, saw blades, milling head or polishing expansion units.
Buy it dedicated just for scraping or buy it as a expansion unit for your Blue100 Transformer.
The centraliser with adjustable legs can be set in increments of 12mm for pipe diameters from 250mm (6") to 500 mm (20") . Exchanging the small steel wheels with the large 8 wheels and with 8 axle enlarges the reach to pipe with up to 700mm (28") diameter, the recommended maximum diameter for root removal. With the large leg kit, diameters of 1000mm (40") are reached and with the large wheels 1200mm. This pipe diameters are cleaned with the large profile cleaning attachments like propeller nozzles or cable scrapers. Withstands abrasive recycling water a life time.