Steel Male Thread to US Valve Adapter 3 in 1 Quick Connector Coupler for Tire Inflator 2 Pack Portable Air Compressor Features： 1、Versatile Functionality: With this accessory, you can transform your electric inflator into a portable air compressor that can be used with a plethora of pneumatic tools, including digital tire inflators, and pneumatic chucks. 2、Heavy Duty: This adapter is made from high strength metal, embodying robustness, and resistance to oxidation. This confers longevity to the fitting, making it a reliable tool in your work setup. 3、Perfect Size and Fit: One end of the adapter is a US standard valve while the other end is a universal 1/4 quick connector. This makes for easy and efficient connections in various work scenarios. 4、Specialized for Electric Inflatable Pumps: This adapter excels in its application to electric inflatable pumps. Its universal fittings also make it suitable for American style pneumatic coffee machines. 5、Portability: This compact size and portability make it easy to carry and store, offering convenience for individuals who frequently need to have an air compressor on hand. Specification： Item Type:?Quick Connector Coupler Material: Steel Interface 1 Diameter: Approx. 7.8mm / 0.31in Interface 2 Diameter: Approx. 12mm / 0.47in Compatibility Range: Can connect various types of hair dryers and dust blowers Can connect various digital inflatable tool Can be connected to the inflation pump Package List： 2 x Adapter