<http://schema.org/description>
"This precision Centering Square measures 45 degrees for locating turning centers on square or round stock as well as measures 90 degrees for other squaring functions. Graduations are in millimeters."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.grizzly.com/products/Centering-Square-8-/G9783?utm_campaign=zPage>