CGW Flap Disc: 4-1/2″ Dia, Zirconia Alumina, Type 27 Box of 10 42312
Abrasive Material: Zirconia Alumina. Flap Disc Type: Type 27. Box of 10 Flap Discs. Disc Color: Blue. Backing Plate Material: Fiberglass. Center Hole Thread Size: 5/8-11. 155 Center Ct, Venice, FL 34285.