The Einhell threaded coupling is a solid brass connector designed for use with compressed air hoses. The coupling features a 1/4 inch external thread. It is characterized by finely crafted threads and excellent fit accuracy. Threaded couplings are used in the construction of compressed air hoses, for example, as compressed air extension lines, wall connections, or for central compressed air supply. Accessories for expanding compressed air systems, including hoses suitable for compressor applications, connectors, clamps, and more, are available as Einhell accessories for compressors.