This high-performance floor sanding machine with a 12 inch (300mm) sanding drum width has been designed for the efficient finishing of large-scale areas in public buildings. The SUPERHUMMEL achieves top sanding quality combined with a maximum area capactiy. The sanding belt can be replaced in seconds. Tensioning and automatic regulation of the belt are carried out via a low-maintenance belt tensioning fixture. Optimum dust extraction, a high safety standard and sturdy design are a matter of course. The SUPERHUMMEL is ideal for powerful sanding of wood floors in schools, gymnasiums, and exhibition centers.