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. Compatible with tubes measuring 1/2 inch, 5/8 inch, 3/4 inch, and 7/8 inch. Suitable for general household use. Durable Construction: The main body of the reamer is made of durable plastic. The internal deburring blade is made of hardened metal for long-lasting performance. Fits pipes with diameters from 3/16 inch to 1-1/2 inch. Compatible with PVC, PPR, copper, aluminum, brass, and other common pipe materials. Copper Tube Brushes: Designed to resist wear, tear, impact, and corrosion. Bristles maintain shape over time for consistent cleaning performance. Lightweight and ergonomically designed for comfortable, secure handling. 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 results. Material: Plastic + Metal Color: Red + Black Package Contents: 2 × Copper tubing brushes 2 × Inner-outer reamers