Grinding And Sharpening: In metalworking, sandpaper is often used for grinding and sharpening different steel applications and surfaces. Coarser grits, like 36 or 60, are used to eliminate material and shape the metallic. This is especially valuable for reshaping or sharpening blades, chisels, or other cutting resources. By way of https://x.com/Anumhsite/status/1809239256210231695