6 pcs. Nylon/Stainless Steel/Copper Stainless Steel Pipe Cleaning Brush Description: You will receive 6 pieces of brushes with holes with handle, enough quantity and different sizes to meet your different needs, and suitable traditional manual wire brushes. The cleaning brush is designed for easy access to narrow holes and limited spaces, it can be used for ports, pipes, bearings, cylinders or other narrow cleaning requirements. There are 6 different brush sizes, including 8mm, 10mm, 12mm, 15mm, 17mm, and 19mm in diameter. Quality of material, careful workmanship. Quick change hexagonal handle is suitable for drill, impact drill and stamping machine. Suitable for automotive, manufacturing, machining and machining applications, for cleaning, polishing and paint/rust removal. Specifications: Material: stainless steel wire/copper wire/nylon wire (optional) Diameter: 8mm, 10mm, 12mm, 15mm, 17mm, 19mm Size Chart: Diameter: 8mm, 10mm, 12mm, 15mm, 17mm, 19mm The package includes: 6X Brush