Drywall sanding sheets, many grits and colors, Girts are classified by highly visable floresent colors. Economy and waterproof sanding sheets, open mesh sanding sheets for dust free sanding. Plumbing products come in many open mesh colors, and grits. Like the drywall sanding equipment these products are highly visable and the color classifies the grit. sanding discs sanding sponges. wholesale prices