<html><head><style type="text/css"><!-- DIV {margin:0px;} --></style></head><body><div style="font-family:'times new roman', 'new york', times, serif;font-size:12pt"><div>that has come up in a number of threads over the years and you can search for your answer here:</div><div><br></div><div><a href="http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org/">http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org/</a></div><div><br></div><div>good luck, and in my opinion it is not worth the cost, i would rather train guys to get it right and how to fix it when they screw up the penetration.</div><div><br></div><div>nick vida</div><div style="position:fixed"></div>
</div><br>
</body></html>