4in1 tire deflation valve, allows you to deflate four tires at a time, providing an effective way to obtain the ideal tire pressure level. Tire Deflator Tool can extend the service life of tires and save fuel costs, which is practical to use. Tire Deflator is made of copper material, not easy to rust, not easily damaged by corrosion and durable. Simple to operate, just screw the deflation device to the tire valve stem. Then it will depress the tire valve core and begin to deflate. No abrasion of the valve core and no risking losing it. Including 4 x Deflation Valve, 4 x Nozzle Cap, 1 x Keychain and 1 x Metal Buckle.
