115mm Dia 25mm Thickness Polishing Flap Sanding Abrasive Wheels Discs Product Name : Flap Sanding Disc;Design : Double Side Material : Resin Cloth, Abrasives;Color : Brown Outer Diameter : 115mm/ 4.5";Inner Diameter : 16mm/ 0.6" Total Thickness : 25mm/ 1";Weight : 286g Package Content : 1 x Flap Sanding Disc