Package Contents What you will get is a total of 2 pipe cleaning tools, including 1 4-in-1 Carbon Steel Brushes and 1 Inside/Outside Deburrer, which are used for cleaning and repairing pipes. daily pipes. Size information the length of the cleaning brush is 20cm, the diameter of the cleaning hole is 1.5cm, 2cm, the diameter of the tube reamer is 4.3 cm. Material Polystyrene and stainless steel bristles. Hard resin body with durable tempered steel blade. Applicable size Used for plastic and steel pipes 4-30mm copper, PVC pipes or many other pipes. Widely used the tube reamer is an excellent tool for deburring or chamfering tubes, copper tubing, aluminum and mild steel. Cleans and deburrs copper tubing on the inside and outside.