10-Piece Set of Blue Sanding Discs, 3.94 Inches in Diameter, 80 Grit, 120 Grit, 240 Grit, Mesh Flap Disc, Electric Sanding Machine Flap Wheel, Suitable for Angle Grinders, Angle Iron, Stainless Steel, Cast Iron, and Other Metals or Wood, Abrasive Cloth Wheel, Metal 100-Grit Polishing Disc