RYOBI introduces the 2 in. Surface Conditioning Disc Set (16-Piece). This set is ideal for surface conditioning on metal, wood, and rust. It is compatible with RYOBI 18V ONE+ HP Compact Brushless 1/4 in. Right Angle Die Grinder (PSBDG01) and most 1/4 in. die grinders. The surface conditioning discs feature a 2 in. diameter with a twist and lock attachment method that allows for quick and accurate pad alignment. This wide assortment includes surface conditioning discs with grits ranging from fine to coarse. This set is great for applications including metal, wood, and rust. This set includes (1) 2 in. Twist and Lock Backer Pad with 1/4 in. Shank, (5) 2 in. Fine Grit Twist and Lock Surface Conditioning Disc, (5) 2 in. Medium Grit Twist and Lock Surface Conditioning Disc, and (5) 2 in. Coarse Twist and Lock Surface Conditioning Disc.