About this item 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 Size information: the length of the pipe cleaning brush is 20 cm/ 8 inch, the diameter of the cleaning hole is 1.5 cm/ 0.6 inch, 2 cm/ 0.8 inch, the diameter of the inner and outer reamer is 1.5 inch, the reamer is suitable for 3/16 inch to 1-1 / 2 inch pipe diameter Multifunctional design: the cleaning brush has 2 different cleaning diameters, which are suitable for pipes of different diameters; The front and rear ends have brushes of different thicknesses; The non-slip design of the handle is all integrated in one body; It is a nice tool for effective work Convenient design: it can remove burrs in clockwise and counterclockwise directions, and the pipe reamer is suitable for use inside and outside the pipe; The screw of the pipe cutter can easily control the cutting pressure, so as to achieve clean cutting Widely use: multifunctional manual derusting tool for metal can clean steel parts, machinery, unprocessed metal parts, paint stains, special corrosion without damaging the surface or its nice characteristics, cleaning, polishing, paint removal/ rust removal; The tool which makes welding very easy and can bring the pipe to shine again