... medium-duty usage 2.Scrubbing,wet/dry polishing,shampooing,floor polishing floor machine polisher , floor tile polisher,ceramic tile grinding machine ,C-18 ... -duty usage suitable for scrubbing, wet/dry polishing, shampooing and floor polishing.Leaves a clean floor with high gloss. ... , handle and mainframe resist abuse 17inch floor machine polisher, marble,stone floor polishing machine,C-18 gadlee