Contents: Each set includes 2 pipe cleaning tools and 2 tube reamers, designed for removing burrs from pipe edges. 4-in-1 Pipe Cleaner Tool: Features 4 brush shapes for quick and easy interior and exterior cleaning of most pipes. Suitable for tubes measuring 1/2 inch, 5/8 inch, 3/4 inch, and 7/8 inch. A common size ideal for home use. Durable Material and Size: The main body of the pipe reamer is made of plastic, which is strong and durable. The internal deburring blade is made of hardened metal for long-lasting performance. Suitable for pipe diameters from 3/16 inch to 1-1/2 inch. Compatible with PVC, PPR, copper, aluminum, brass, and other materials. Copper Tube Brushes: Resistant to wear, tear, impact, and corrosion. Bristles maintain shape over time for consistent cleaning. Lightweight, ergonomic design ensures comfortable grip and reduces slippage. Easy to Use: Cuts copper, aluminum, brass, and plastic pipes quickly and accurately. Adjustable screw switch controls cutting wheel position. Removes burrs in both clockwise and counterclockwise directions. Suitable for both interior and exterior pipe surfaces. Screw adjustment allows precise control of cutting pressure for clean cuts. Material: Plastic + Metal Color: Red + Black Package Contents: 2 × Copper tubing brushes 2 × Inner-outer reamers