Conquer Grime in Tight Spaces: Our 12-inch long pipe cleaner brush and tube bottle brush designs give you the reach to clean deep into engine cylinders, pipes, and narrow bottles. Use the tough brass wire brush for rust or the softer brass brushes for cleaning metal for polished surfaces. Built Tough to Last Longer: Engineered for performance, every stainless steel pipe brush and brass pipe brush features industrial-grade bristles that resist wear and a sturdy handle that 't bend. These reusable pipe cleaners for cleaning are built to money. Complete 14-Piece Pro Kit: Get 7 stainless steel wire brushes and 7 brass wire brushes for cleaning in 7 precise sizes (6, 8, 10, 12, 15, 20, 22mm). This set includes every round wire brush you need for any task, ready to perform as a metal brush, parts cleaning brush, test tube brush, cleaning brush. Organized for Instant Action: Color-coded bristles (silver steel, gold brass) and hanging loops let you grab the right tube cleaning brush in seconds. Keep your entire round wire brush collection neatly stored and ready to go. Ready-to-Use & Safety : For safety, handle with care and wear goggles. Note: A protective lubricating oil is applied to each small wire brush during production; a slight odor is normal. A quick wash with paint thinner makes them ready for use., Manufacturer: Littimoon