Product DescriptionMaterial: copper wire + plastic + nylonSize: 15 * 170 mmColor: white + yellowQuantity: 2 piecesPackage content: 2 pieces * brush1.Professional cleaning tools: This cleaning brush is designed for cleaning small parts of the 3D printers and nozzle hot beds. As a professional 3D printer parts manufacturer, we offer this copper wire toothbrush for cleaning unfinished metal parts without damaging the surface and great performance.2. Brass material: bundle of high quality brass bristles on the head of the brush. Not rough, not easy to fall, more wear-resistant. The nozzle cleaning brush can help you to clean metal parts paint, stains, grease, spark plugs. Durable and easy to clean. Ensures efficient machine operation.3. Easy to use: brass brushes with comfortable, ergonomically designed handles for easy use for grip and control. Areas that are difficult to access can be cleaned. Tips: If you use it to clean the nozzle, it can be heated and will help you clean thoroughly.4. Wide uses: (1) It thoroughly cleans unprocessed metal parts and is a good assistant in your work. (2) Used to remove rust from threads to reach areas beyond the reach of large wire brushes. (3) Can be used to clean doors, windows, sliding doors, floor tiles, etc., will not damage the fine surface.5. What You Get: A total of 2 copper wire toothbrushes, is a convenient tool. Brush length: 170 mm. Warm tip: Due to the hard material made of copper wire, please be careful not to touch the brush head directly so as not to injure your hand.