A Hexagonal Head Plug is used to seal the end of a standard stick auxiliary hydraulic line. It has a sealing gasket that prevents fluid from leaking out of the line. Attributes:● Designed to provide a high level of sealing performance● Manufactured to precise specifications and is durable and reliableApplications:A Hexagonal Head Plug is a reliable and effective way to seal the end of a hydraulic line and prevent fluid leaks.