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A comment on Self-tightening nut that provides tight fastening with a unique screw thread.

Re:Self-tightening nut that provides tight fastening with a ... by JoeAltmaier on Monday November 10, 2014 @10:13AM (#8583895)
Could be huge! Just the increased safety margins could be worth the cost - no lawsuits when a grinding head dismounts during operation due to loosening nut or whatever.
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