<http://schema.org/description>
"&lt;p&gt;Fixed body mechanical plug gages are one of the best ways to measure hole diameters.  With this type of gage there is no rocking, as with an adjustable bore gage. &lt;/p&gt;"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mmsonline.com/columns/the-ins-and-outs-of-fixed-body-mechanical-plug-gages>