Mauser Wrench

[Olle]

Originally Posted by sheepherder

I could be mistaken, but it looks as if the finger adjuster [the spiral] has a quick-disconnect lever...To run the jaws open without using the spiral...I don't think any Yankee Crescent-style wrench has this...has anyone else seen anything like this???

I believe you're right... seems like the screw assembly will pivot around the pin showing on the side, possibly spring loaded as well.