Roloc Durable Edge Discs 984F, Ceramic AO, 3 in dia, 80 Grit

Features : 3M Precision-Shaped Grain (PSG) maintains super-sharp points that cut exceptionally fast with less pressure | Disc life is significantly longer, completing more parts per disc and requiring fewer disc changes | ?Grinding aid incorporated on the disc minimizes grinding temperatures for stainless steel and other heat-sensitive alloys | Roloc quick attachment system provides for easy disc changes between grades or applications | Backing supports medium to high pressure grinding applications and 2-ply construction provides added durability for edge work