The HomeRight Steam Machine Small Brass Brush was designed to scrub away stuck on dirt and grime from durable surfaces. Connect the Small Brass Brush to the Straight Adaptor on the Steam Machine. The stiff Small Brass Brush gives you the extra scrubbing power needed for cleaning surfaces like ovens and grills. We recommend that you test the surface in unseen area before use. Package includes 5 Small Brass Brushes.