Gator 3-Pack 3/4" x 1" Coarse Resin Cloth Sleeve for sanding and grinding irregular shapes, contours, and hard-to-reach areas. These premium double resin bonded aluminum oxide sanding drums are ideal for use on wood, metal, fiberglass, and painted surfaces. The resin-bonded construction resists heat and humidity for longer life, while the premium P-grade aluminum oxide grain offers a consistent scratch pattern and creates a finer finish. Made of heavy X-weight cloth for maximum strength, these sleeves feature durable aluminum oxide grains that are recommended by professionals for sanding a wide variety of surfaces.