CL 30262-1 33" 12SR .030" Medium Nylon Cylinder Scrub Brush for Clarke Encore 33HD Scrubbers. These are a special-made brushes offered by the request of our customers who want a longer lasting brush for general duty scrubbing tasks. Medium .030" diameter Nylon filament for general duty scrubbing of sealed concrete, tile, quarry tile, terrazzo, slate, vinyl tile, and older painted and epoxy painted flooring. These can also be used on unsealed concrete for general duty cleaning tasks. Usually white or black in color. These brushes are made on 31" heavy duty plastic cores (These units require two slightly offset 31" cylinder brushes to make up a 33" scrub path). Fits Clarke Encore 33HD scrubbers. These machines require two cylinder brushes. Priced each. Not offered by Clarke. Allow a few extra days for these to be manufactrued. Use Our Part Number 30262-1