RYOBI introduces the 5-Piece 80 Grit Flap Wheel with 1/4 in. Shank. This set is ideal for aggressive sanding, deburring, and smoothing 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 80 grit flat wheels are roughly coarse and perfect for your project's needs. This set is great for applications including metal, wood, and rust.