Posted by Tom J. on Monday, March 03, 2003 at 11:33PM :
In Reply to: do a 'diamond' to check for squareness posted by casebro on Monday, March 03, 2003 at 6:00PM :
We used this procedure at the truck shop when replacing frame rails. We would use heavy duty come-a-longs and some hydraulics to help square them up. But, we never called it doing a diamond.