The X-tra Seal 1/2" NPT female Industrial Air Tool Coupler is designed to provide a secure connection between air tools and air lines. This coupler features two thin rings on the sleeve, allowing for a secure and reliable connection. It has a maximum operating range of 300 psi. This coupler is ideal for industrial applications and is designed to provide a long-lasting and reliable connection. It is easy to install and use, making it a great choice for any air tool setup. FleetPride is your First Click in Heavy Duty®.