<http://schema.org/description>
"&lt;p&gt;Mitutoyo offers the Surftest SJ-500 portable surface roughness tester.  The tester features high accuracy, measuring straightness to 0. 20 \u00B5m/50 mm; a maximum fast drive speed of 20 mm/s; and a configuration suitable for either hand-held or fixtured-in-place operation. &lt;/p&gt;"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mmsonline.com/products/portable-roughness-tester>