General Pump Y3K020 is a rotating nozzle engineered for heavy-duty blasting applications. Zero degree spray angle produces a concentrated stream of water to handle the toughest stains. Nozzle size is 2.0 and features a green dot for quick identification when switching nozzles as you work. Designed to handle a maximum flow rate of 8 GPM and 3000 PSI. The inlet port measures 1/4" BSP-F.