<http://schema.org/description>
"&lt;p&gt;Developers of CAM software have introduced many programming features for the initial removal of excess stock prior to finishing operations. By preparing the workpiece surface for more effective finishing, these roughing routines often determine how efficiently a CNC machining center can perform.&lt;/p&gt;"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mmsonline.com/articles/the-right-start-for-a-fine-finish>