Set of six tools which disconnect the spring lock couplings on Ford and Chrysler air conditioning line. 
Also works on fuel line quick connect couplings found on GM, Ford, and Chrysler . 
sconnect the spring lock couplings on Ford and Chrysler air
The 5/16" size fits on push lock connectors found on Ford radiators and transmission lines. 
ouplings found on GM, Ford,
Easy to use in confined spaces. Set includes six sizes: 5/16", 3/8", 1/2", 5/8", 3/4" and 7/8".