21 Cleaning tools and equipment, non-electric, namely, Shoe brushes; brushes, other than painting brushes, in the nature of Shoe brushes, brushes for cleaning purposes for household use, materials used in brush making, steel filings in the nature of steel wool for cleaning, cleaning sponges, steel wools, wool wastes in the nature of steel wool, dusting and cleaning cloths, gloves for washing dishes for household purposes, non-electric polishing machines in the nature of floor polish applicators mountable on a mop handle, carpet beaters, not being machines, nonelectric carpet sweepers, floor mats brushes, pads for cleaning