To be used with back stand, benchtop, centreless grinders, disc sanders, flat finishers, rapid grinders, robotics and roll grinders3M® precision-shaped ceramic grain maintains super-sharp points that cut exceptionally fast with less pressure​Grinding aid incorporated on the disc minimizes grinding temperatures for stainless steel and other heat-sensitive alloysQuick attachment system provides for easy disc changes between grits or applications​Backing supports medium to high-pressure grinding applications and 2-ply construction provides added durability for edge work