Compact copper cleaning brush designed for precise, reliable cleaning of small tools and surfaces. Durable construction and a functional design make it a practical choice for professional and home use. Key benefits Durable copper material that resists corrosion and maintains appearance over time. Does not fade or break easily. Small and lightweight size, 6 x 2.2 cm, easy to carry in a makeup bag, toolbox, or kit. Adjustable strap allows the brush head length to be adapted for comfortable, controlled use. Flat head shape provides a secure grip and consistent contact for efficient cleaning and deburring. Versatile for a range of tasks including cleaning nail drill bits, removing dried polish, deburring edges, descaling small parts, and general surface cleaning. Function and compatibility Designed for direct cleaning of nail tools and small mechanical or cosmetic parts. Works well with nail drill bits and other compact components that require precise cleaning or edge refinement. The flexible head length improves access to tight spots and enhances user comfort during repetitive tasks. Practical use scenarios After a manicure session, use the brush to remove dust and residue from nail drill bits and sanding heads to extend tool life. Clean dried nail polish from tools and small surfaces without damaging metal finishes. Deburr and clean small metal or plastic parts in hobby, model making, or light work to prepare for finishing or assembly. Usage tips Adjust the strap to fit comfortably in your hand before use. Rinse and dry the brush after heavy use to maintain performance and appearance.