Particle mesh size is the number of holes in a 1"-square screen. As the mesh number gets larger, the number of holes per inch increases, the size of each individual hole decreases, and the media becomes finer. Grit refers to coarseness; the lower the number, the coarser the grit.

Steel Grit—Leaves a textured surface to enhance the bonding ability of paint and other coatings.

Steel Shot—Generates a high-impact force to clean and peen heavy forgings and remove heat-treated scale on steel and other cast metals.