‘–> Air Line Rubber Hose 15m Overview This high-quality rubber air compressor pipe is ideal for all your spray gun and air tool needs. It is designed to connect to your tools via the 6mm (1/4-) female nut endings and has an 8mm bore. This pipe works at a high pressure of 20Bar making it an extremely versatile compressor cable/Hose. Peace of Mind - Conforms to ISO 2398:2006