Forney 71929 Flap Disc, Type 27, 4-1/2 in x 7/8 in, ZA120

Blue zirconia flap discs cut fast and outlast sanding discs 10-to-1. Great flexibility. Ideal for rough or fine finishing. Multiple layers of zirconia cloth flaps constantly exposing new extra sharp grinding points. Laminated by state-of-the-art automated equipment. Reinforced fiberglass backing plate. Each disc is balance tested for vibration-free grinding/finishing. Product Specifications: Wheel Size: 4-1/2". Arbor: 7/8". Grit: 120. Spec: ZA120. Max RPM: 13,300. Tool Type: Right Angle Grinder.