Package:Including 1 pieces of 4 in 1 pipe cleaning brushes and 1 pieces of inner outer reamer,which are nice tools applied for removing burrs from pipe edges. 4 In 1 Pipe Cleaner Tool:4 in 1 design features 4 convenient brush shapes suited for quick and easy interior and exterior cleaning of most pipes. Easy to Use:The alloy steel blade can cut copper,aluminum,brass and plastic pipes and other types of tubing quickly and accurately. Features: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. Widely Use:Multifunctional manual derusting tool for metal can clean steel parts,machinery,unprocessed metal parts,paint stains,The tool which makes welding very easy and can bring the pipe to shine again.