The pen-style scratch brush features premium that cleans tight areas with detail It is excellent for pre-solder and cleaning Fiber-glass scratch brush pen, brass bristles scratch pen, steel bristles tool and nylon tip-tool with for extra refills Twist the end cap to change length and firmness of wire brush bristles Great for circuit board cleaning, automotive rust remover, watch polishing, dirt and rust Metal ferrules for durability Fiber-glass tip to fix paint scratches and battery terminals The perfect rust remover for cars, Manufacturer: NUEAYMS