... , suction at one step Efficiency: 1900 s.q.m Floor Scrubber GM50/GM50B Brushing, suction can be done in one step ... , soil, sands, oil, which all is sucked into sewage tank. Scrubber can clean different material and different surroundings floor, for example ... . Fast and convenient: scrub, suction at one step, which clean dirt thoroughly; a non-professional worker also can operateScope:1. Factory ...