<div><div><div>CNC head may find it interesting that I added a roller to my gantry system. Seems to work great. In fact, I was able to run it with sheet material without any clamps!</div><div><br></div><div><a href="http://mambohead.com/2011/11/look-ma-no-clamps/">http://mambohead.com/2011/11/look-ma-no-clamps/</a></div>
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