The Jet Tools Sanding Sleeves come in a pack of four, each measuring 3" x 5-1/2" with a 150 grit rating. These sanding sleeves are designed for use with drum sanders, providing a smooth finish on wood and other materials. Made from high-quality abrasive materials, they ensure durability and consistent performance. Ideal for both professional woodworkers and DIY enthusiasts, these sanding sleeves are perfect for shaping, smoothing, and finishing surfaces. Enhance your sanding capabilities with this essential accessory.