WORKPRO 20-Pack Flap Disc Zirconia Abrasive Grinding Wheel and Flap Sanding Disc

Superior Performance for Any Job: Each 4-1/2" x 7/8" arbor size flap disc is compatible with angle grinder sanding discs and specifically designed for 4-1/2" grinding wheels. Fiberglass backing plate creates a strong bond with adhesives, absorbs vibration, and ensures stable and efficient grinding without contaminating the working surface.