Quality Material: The cleaning brush is made of durable material. Nylon, phosphor bronze, copper, steel wire, plastic and stainless steel. The advantage is that, on the one hand, they are more flexible and light; on the other hand, they will not scratch the items to be cleaned. Therefore, it is more gentle to use. Package includes: The package includes 4 double-headed brushes + 5 cleaning hooks. The double ended brush set includes two sizes of phosphor bronze, copper, steel wire and nylon brushes. The brush measures approximately 17 cm. Used to clean all kinds of hard to reach places. Convenient and portable. Curved design: The curved shape of the brush head and handle effectively reduces the grip when using the brush and facilitates the operation. It can get into inaccessible areas, especially for small objects. Comfortable handle: ergonomic curved handle, easy to use, comfortable to hold, easy to hold and control. . The brush set is very suitable for removing rusty paint, paint or dirt. Purpose: Suitable for cleaning many hard to reach places. Such as metal surfaces, auto parts, gas stoves, windows, sliding doors, pipes and crafts. It is durable and has a good cleaning effect. Especially for cleaning the space, it is convenient and portable. Product Description The description: The cleaning brush is made of a material sustainable. Practical and light. Therefore, it is more gentle to use. The curved shape of the brush head and handle effectively reduces the grip when using the brush. Easy to use and comfortable to hold. Suitable for cleaning many hard-to-reach places. Especially clean the gap. Specification: Material: nylon, phosphor bronze, copper, steel wire, plastic and stainless steel Color: as shown Size: Brush size: 17cmx2cmx1.5cm, cleaning hook: 20.5cm Package included: 4x double-ended brush 5x cleaning hook Note: Due to manual measurement, please allow 0-2cm interference. Thank you for your understanding. The monitor has not been calibrated the same. Item color shown in photos may be showing slightly different from the real object.