The 3/8"-18 NPTM Plug (Male) is a must-have accessory for any pressure washer. It features no internal valves, making it capable of providing maximum flow with minimum pressure drop. This plug can withstand a wide range of temperatures, from -40F to 250F, making it a versatile tool for various cleaning tasks. Each pack contains one plug, ensuring that you have the necessary equipment to tackle any job. With its high-quality construction, this plug is built to last and will provide reliable performance for years to come.