Originally Posted by
Keith Weber
Mark, I guess you never build anything out of finish grade plywood then.
This can be a valid point, but folks can still take measures to protect a surface by using thin blocking to provide a small space between the clamp and the material where there is risk of marking. I still personally prefer parallel type clamps for most work, but in those situations where pipe clamps are required or what's available...a little creativity can work nicely.
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The most expensive tool is the one you buy "cheaply" and often...