Features: Comprehensive Cleaning Kit: This kit includes a copper tube cleaning brush and an interchangeable brush head, designed for efficient cleaning, polishing, and removal of rust on metal surfaces. Very suitable for professional and DIY projects, ensuring thorough cleaning of your pipelines. Sturdy Structure and Long Service Life: This all metal pipe cleaner kit is made of durable metal, with excellent performance and long service life, which can significantly improve work efficiency. Very suitable for dense pipelines and industrial tasks, it is a reliable alternative to traditional manual brushes Innovative Design: Each copper tube cleaning brush is carefully crafted to withstand torque and temperature, with finely constructed steel bristles and hexagonal handles that can be securely connected. This thoughtful design ensures stability and convenience, greatly assisting you in completing cleaning tasks. Optimized Size and Easy to Use: This cleaner is tailor-made for 3/4 inch outer diameter metal pipes and seamlessly compatible with power tools, achieving excellent cleanliness and deburring effects. Multi Functional Tool Suitable for Various Purposes: This metal pipe cleaner is an essential tool for cleaning and preparing copper pipes before welding, and is also very suitable for automotive, manufacturing, and machining tasks. Its efficiency makes it an indispensable tool in any toolbox, simplifying your workflow and saving time. Specifications: Size: 15mm(150g)- 7*4*4cm 22mm(200g)- 11*4*4cm Material: Metal Include: 1 * Brush 1 * Interchangeable Brush Head