HP(TM) MAXTRIM(TM) Trimmable Backer Flap Disc
Flap Disc, Abrasive Type Coated, Abrasive Material Zirconia Alumina, Grade Coarse, Backing Plate Material Plastic, Connector Size 7/8 in, Connector Type Unthreaded Hole, Density Rating High, Flap Disc Type Type 27, Overall Diameter 4 1/2 in, Series HP MAXTRIM, Backing Material Cotton/Polyester, Backing Weight YF, Grit 40, Maximum Operating Speed 13,300 RPM, Features Trimmable.