Features 360° Rotation: air hose connectors are 360° rotatable at two pivot points to prevent hose kinking, improve tool maneuverability, and reduce operator fatigue. Size The air hose connector has a 1/4" NPT male x 1/4" NPT female thread. The connector accepts both standard threaded connectors and quick change adapters. Working Pressure The air hose connector has a base body size of 1/4 inch and a maximum working pressure of 150 PSI. ensures that you have a better sealing wire tape. HARDENED STEEL & ANODIZED ALUMINUM Our rotary adapters for air tools are made of blue anodized aluminum, making the connector lightweight and corrosion resistant, combined with hardened steel for longer life. Wide Application 360° swivel air hose connectors are suitable for pneumatic tools such as grinders, grinders, gluing tools, drills, etc. Specification: Item Type:Air Hose Connector Material: hardened steel, anodised aluminium. Features: 360° rotation at two pivot points prevents hose from kinking, improves tool maneuverability and reduces operator fatigue. Package list: 4 x swivel air hose connector Package List 4 x Swiveling Air Hose Connector