Lessmann Pipeline Brushes are specially developed for professional use on U and V-welds in the pipeline industry. These high-quality Lessmann brushes have a long lifetime and are quiet when running. They are especially narrow and therefore they are the perfect tool for cleaning all welds at tube connections. This Lessmann Pipeline Brush has the following specification Wire Steel Number of Knots 48 Diameter 178mm Width 6mm Bore 22.2mm Max. Speed 12,500/bpm