10mm Special Short Flare Nut Wrench For W116 W123 Diesel Oil Pressure Line at Back of Cluster

If you've ever remove the oil pressure line from the back of the ancient instrument on a W123, you already know how frustrating it can be. The big problem is you can't see behind the cluster while you're trying to get the wrench in there to work the nut. And often times the 10 mm wrench you're using is too long. Watch Ken's YouTube video below to see just how easy it is with this custom flare nut wrench.