Grinding and Sharpening: In metalworking, sandpaper is often used for grinding and sharpening many metal instruments and surfaces. Coarser grits, like 36 or sixty, are used to remove material and form the steel. This is particularly practical for reshaping or sharpening blades, chisels, or other cutting tools. You utilize the https://www.pinterest.com/pin/1001488035878243571/