1、360° Rotation: Air hose connectors rotate 360° at two pivot points to prevent hose kinking, improve tool maneuverability, and reduce operator fatigue. 2、Size: The air hose connector has a 1/4in male NPT thread x 1/4in female NPT thread. the connector accepts both standard threaded fittings and quick changing adapters. 3、Working Pressure: The air hose connector has a 1/4in basic body size and a maximum working pressure of 150 PSI. ensures you have a better sealing wire strap. 4、Hardened Steel and Anodized Aluminum: Our air tool rotating fittings adapters are blue, anodized aluminum making the connector light weight and corrosion resistant, combined with hardened steel for longer life. 5、Wide Application: 360° swiveling air hose connectors are suitable for pneumatic tools such as grinders, sanders, glue tool, drills, etc.