Fiber Disc, Abrasive Type Coated, Abrasive Material Zirconia Alumina, Backing Material Fiber, Backing Weight X, Grit 60, Overall Diameter 7 in, Series BlueFire AVOS F826P, Maximum Operating Speed 8,600 RPM, Resistance Properties Tear, Connector Size 7/8 in, Connector Type GL, Color Blue, Grade Coarse