Manual sanding block and sandpaper holder designed for efficient, controlled hand sanding. Key benefits Efficient sanding: The unique hollow design reduces drag and improves sanding airflow for smoother, faster material removal. Easy attachment: Selfadhesive design lets you quickly install the sandpaper holder and attach it to most surfaces or sandpaper sheets without tools. Versatile edge access: Corner sanding capability and compact shape allow you to reach tight corners, edges, and detailed work that larger tools cannot. Practical and durable construction: Thoughtful, practical structure delivers reliable performance for handsanding and polishing tasks. Features Manual sanding block function for general sanding and polishing. Hollow design for improved sanding efficiency and comfort during extended use. Selfadhesive backing for quick paper changes and secure attachment to compatible sand papers or surfaces. Corner sanding tool configuration for precise work in angles and trims. Suitable as a hand sander for drywall, crafts, and polishing applications. Compatibility and use Works with standard sandpaper blocks and adhesive sandpaper sheets that attach to a selfadhesive holder. Intended for manual hand sanding tasks where control and access to edges or corners are important. Practical use scenarios Drywall finishing: Smooth joint compound and feather edges around seams and corners before painting. Trim and corner work: Sand inside window frames, door casings, and tight corners where power sanders cannot reach. Craft and furniture finishing: Detail sanding and polishing on small woodworking projects, model making, or touchup work. What you get A handheld polishing sandpaper holder that combines the functions of a manual sanding block, corner sanding tool, and hand sander for drywall and craft applications. Care and tips Ensure the adhesive surface and sandpaper are clean before installation for hold. sandpaper sheets as needed to maintain consistent sanding performance. Use light, even pressure and test on a scrap surface when starting a task.