1DURABLE MATERIAL: Made of premium copper, the brushes offer durability and longevity. They are also resistant to rust and corrosion, which means they can be used again and again. 2VERSATILE CLEANING: This cleaning brush set is designed to clean various hole sizes, slotted screws, and other rusty tools. The kit includes a range of brushes, allowing for deep cleaning of hard to get areas. 3PORTABLE AND CONVENIENT: The brush set comes with a compact case for easy storage and organization, making it convenient for travel and on the go use. It can fit in a small toolbox or backpack and can be easily retrieved for use wherever needed. 4EASY TO USE: The tube cleaning set comes with handles, providing better control during cleaning. The brushes also have the ability to rotate, making cleaning even more effective and efficient. 5WIDE APPLICATION: The kit includes 3 copper brushes with different sizes, from 4.5mm to 16mm, making it suitable for cleaning pipe diameters of different sizes. The brushes are also ideal for cleaning shooting tools. Specification Item Type: Tube brush set Material: Copper, ABS Weight: Approx. 791g / 27.9oz Package List 1 x Rotate Handle 5 x Cotton Brush 2 x Copper Rod 1 x Cleaning Cloth 2 x Plastic Brush 2 x Joint Adapter 10 x Copper Brush 1 x Double Sided Hook 1 x Double Sided Brush 1 x Handle Case 1 x Manual