Fangrui Product Details Comprehensive Cleaning Set: This Package Features A Copper Tube Pipe Cleaning Brush With 1 Versatile, Replaceable Brushes, Designed Specifically For Efficient Cleaning, Polishing, And Removing Rust From Metal Surfaces. For Both Professional And Diy Projects, Ensuring Your Pipes Are Thoroughly Cleaned. Optimally Sized For Convenience: Tailored To Accommodate 3/4 Inch Outer Diameter Metal Pipes, This Cleaner Can Seamlessly Work With Power Tools To Achieve Superior Cleanliness And Deburring. Construction For Extended Use: Crafted From Robust Metal, This All-metal Pipe Cleaner Kit Is Built To Excel And Last Long, Significantly Enhancing Working Efficiency. For Intensive Plumbing And Industrial Tasks, Offering A Reliable Alternative To Traditional Manual Brushes. Innovative Design For Efficient Application: Each Copper Pipe Cleaning Brush Is Crafted To Withstand High Torque And Heat, Featuring Finely Constructed Steel Wires And A Hex Shank For Secure Attachments. This Thoughtful Design Ensure