Grinding And Sharpening: In metalworking, sandpaper is often used for grinding and sharpening different steel tools and surfaces. Coarser grits, like 36 or 60, are used to get rid of material and condition the metal. This is very helpful for reshaping or sharpening blades, chisels, or other cutting instruments. I https://x.com/Anumhsite/status/1809240914050830568