Tube brushes without thread

non-threaded tube brushes are designed for cleaning and finishing the inside of tubes, holes and hard-to-reach cavities. the smooth central stem allows direct mounting on a drill chuck or other rotary tool. available in diameters from 10 to 38 mm, with steel or stainless-steel wire. ideal for removing chips, rust, machining residues and for maintenance work in mechanical workshops and moldmaking.