The wire brush set is great tool for heavy scraping and cleaning in tight, narrow spaces. It can be also used for polishing and texturing metals for a wide variety of uses when working on your car or around the Home, Kitchen, and Bathroom. This is the great all around mini brush set for any detail work or cleaning needing done whether its metal parts or a delicate carving in wood. Comfortable and durable plastic handles are easy to hold and control. Nylon brush: Easy on finished surfaces making them ideal for sweeping away dirt and debris from around interior door panels, trim pieces, dashboards. Brass brush: Clean unfinished metal parts like screw threads, connection terminals, and cutting tools without damaging surfaces or fine features. Stainless steel brush: It is for cleaning and removing loose paint, scale and rust from metal parts and heavy duty scrubbing.