1.When the joint is disconnected, the spool closes automatically to prevent leakage. After the joint is connected, the valve opens automatically to keep the fluid unblocked within the rated working range.
2.Valves are made of rigid steel balls that are spring loaded to hold firmly in place of the seat
3.Key parts are induction hardened, durable, stable ball locking mechanism will match the two parts together, female socket and male plug made of solid rod material.
Excellent After-Sale Service: If you have any issues with the product, please contact us for troubleshooting help, replacement,or refund. Our aim is to make you satisfy the product and the service we provide.