Vikan 70404 grout brush- extra stiff, red this product is excellent for scrubbing in difficult to reach areas or areas where you only have limited space. You can turn the handle down so that it is parallel to the floor allowing the user to go down under equipment that is as low as 5 in. From the floor. The bristles are cut in an inarrowin shape to facilitate cleaning of grout between tiles and crevices in general. The middle row of bristles are stiffer than the filament bundles on the sides. The new crevice scrub is mounted with thread adaptor that can be removed for easy cleaning of the whole product. The crevice scrub is suitable for cleaning under equipment, between equipment, getting into corners, cleaning the crevice between floors and walls, cleaning floors in toilets etc.