I bought this vise last week and finally built a holder for it today. I haven't really used it yet, but I can share my first impressions. In general, I'm happy with it at the moment, but it has some drawbacks. Design: The first thing that struck me after unpacking is that the thing is heavy. It has a lot of gravity, which is good for a vise. That means there's a lot of metal in it, which means all the castings are thicker and it's probably stronger. Also, Yost advertises it as 60,000 psi cast…