AC service valve square ratchet wrench

The tool made of quality steel which good for any air conditioning job. You will probably need to open or close service valves on your air conditioning or refrigeration system. Make sure you have this square wrench tool at hand. 

This is a service rachet wrench specially for square heads. This AC square wrench can handle 4 different sizes of service valves. Both side has a smaller and bigger end providing a cap on the smaller side. It means it won't slide down the tap or bolt when you put it on.

This refrigeration wrench fit the following square sizes:

1/4", 3/8", 3/16" and 5/16"