<http://schema.org/description>
"A new friction coating from WENmagnetics increases the friction between part and chuck by a factor of 2x.\u00A0The proprietary coating is engineered to work with the magnet to maintain pull and the net result is twice the holding force."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mmsonline.com/articles/friction-coating-doubles-magnetic-grip>