Features: 1.High Efficiency: Air line disconnect tool kit is used to disconnect the quick connect push in connector found on heavy duty truck air systems and more, efficient and fast. 2.5 Sizes: Automotive supply hand tool comes in five popular sizes, 1/8in?5/32in, 1/4in, 3/8in, 1/2in and 5/8in. Smallest size also works on automatic adjusting air suspension systems for automobiles 3.Multipurpose: The tool set is used to disconnect the air system on the brake, suspension, steering, engine, transmission and other auxiliary equipment. 4.Widely Used: You can also disconnect other push in fittings, including the flow control valves, check valves, shuttle valves, quick exhaust valves and other function control fittings in compressed air systems. 5.Double Ended: Each tool is double headed to disconnect air lines even in hard to reach areas. The angled end can play the greatest leverage role, and the smaller end is suitable for narrow places. Specification: Item Type: Airline Disconnect Set Material: Steel Set Comes In Five Popular Sizes: 1/8in-5/32in, 1/4in, 3/8in, 1/2in and 5/8in Fitment: Suitable for cars, trucks