I had one and gave it away (or traded or sold). It is very well made, and will hold anything a Vice-Grip will hold, but it's a bear to use. Very difficult to get it to grip the required tension, especially when doing repetitive work.
Oh yeah, If I saw one on the side of the road, I would turn around and go back for it! I have found some really nice tools in the road - even a whole tool box. Let's see - C-man hex pry bar, full size tire iron, die grinder, a bunch of C-man deep sockets, Stanley screwdriver, ......