<http://schema.org/description>
"A system for center drilling on Swiss-types and other small lathes oscillates the drill up to 1,000 times per second. Cycle time, part quality and predictability all improve."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mmsonline.com/articles/drilling-with-modulation-delivers-pecks-for-free>