On Jul 15, 8:51*am, Larry Jaques
wrote:
...
At a 'reasonable' handle force without hammering the 4" milling vise
reached 1500 lbs, the 3-1/2" bench vise 2000.

Don't you have a 5 or 6" mechanic's shop vise, too, Jim?
...

I did but never used it and eventually traded it for a welding table
etc. I can accomplish more through subterfuge than brute force.

The 4" brake 2805-0105 shown here bends thicker stock more neatly:
http://tool.wttool.com/search?w=4%22+brake&x=35&y=9

jsw