High Quality Mouse Sanding Pads - High quality aluminum oxide grit and high strength resin bonding system make the sandpaper more durable and long lasting. Suitable for - For fine, streak-free sanding. Suitable for sanding large surfaces and/or curves. Professional grade for universal wood or metal use. Meet You Need-40/60/ 80/ 120 Grit Paper Assortment from rough to fine to meet almost all your general polishing requirements. Mouse Sander Size - 170mm x 140mm x 95mm, 12-hole configuration, hook and loop Velcro backing: strong and durable, easy to install and remove. working with wood, plastic, leather, rubber and glass.