1Sturdy And Wear Resistant: This fine sanding block is made of excellent sand lump material, which is sturdy and wear resistant, not easy to be damaged, and has a long service life. 2Multifunctional: This sandpaper sponge sanding block is perfect for polishing and waxing metal, wood, varnish, marble, glass, automotive paint, acrylics and plastics. 3Compact And Portable: This manufacturing tool sanding block is small in size and light in weight, which makes it very convenient to carry around and use. 4Efficient: This sanding block is very effective in polishing different surfaces with polishing pastes, liquids and fillers, helping you to clean the surface of your tools quickly and efficiently. 5Wide Application: This sandpaper sponge block has a wide range of applications and is suitable for use with triangle sanders, multi sanders, triangular sanders and polishing pads. 1 xManufacturing Tool Sanding Block