Package Quantity: What You Will Get Is a Total Of 4 Pieces Of Pipe Cleaning Tools, Including 2 Pieces Of 4-In-1 Pipe Cleaning Brushes And 2 Pieces Of Inner-Outer Reamer, Which Are Applied For Daily Pipe Cleaning And Repair. Durable Material: The Handle Of The Pipe Deburring Brush Is Made Of Durable Thick Polystyrene. The Brush Heads On Both Sides Are Made Of Stainless Steel Bristles, Which Are Wear-Resistant, Tear-Resistant And Corrosion-Resistant; The Inner And Outer Reamers Are Made Of Alloy Steel Blades, Which Are Sharp And Durable, Long Lasting. Easy To Use: The Alloy Steel Blade Can Cut Copper, Aluminum, Brass And Plastic Pipes And Other Types Of Tubing Quickly And Accurately, And You Can Rotate The Screw Switch To Adjust The Distance Of The Cutting Wheel Back And Forth; The Burrs Can Be Removed In Both Clockwise And Counterclockwise Directions, And The Tube Reamer Is Suitable For The Inside And Outside Of The Pipeline To Use; The Screw Of The Pipe Cutter Can Easily Control The Cutting Pressure For Clean Cutting. Convenient Design: The Tube Deburring Tool Is Small And Easy To Carry, So You Can Store And Take It Almost Effortlessly Wherever You Need It, Copper Pipe Cleaner Can Clean The Inside And Outside Of The Pipe Surface, And Remove The Debris On The Pipe Thread, Preparing For Welding And Brazing. Widely Application: The Copper Pipe Cleaner And Reamer Set Is Suitable For Cleanning Steel Parts, Machinery, Metal Originals, Paint Stains; Rapid Cleaning, Polishing, And Removal Of Paint And Rust. This Tool Makes Welding Easy And Make The Tube Glow Again. Also Perfect For Project With 1/2 Inch And 3/4 Pipes Around The House. Specification: Material: Polystyrene and stainless steel bristles+alloy steel Copper tubing brush - length: 19.5cm Cleaning hole - diameter: 1.5 cm/ 0.6 inch, 2 cm/ 0.8 inch Inner-outer reamer:4.5*4cm color: red The reamer is suitable for 3/16 inch to 1-1 / 2 inch pipe diameter Packing List: 2 x Copper Tubing Brushes 2 x Inner-Outer Reamers