... reuse. Specification:Grits Size: P36-P600Grain: SILICON CARBIDE, ALUMINUM OXIDESanding Screen Sheet Size: 3-5/16 x 11, 3-2/3x11 ... , 4x5-1/2, 4-3/16x11, 9 x 11Sanding Screen Disc size: 13",14",15",16",17",18",19",20 ... roll shrink packing, then carton packing;Supply sanding screen sheet and abrasive mesh and sand mesh sanding screen sheet, sanding screen sheet, sanding screen sheet, sanding screen sheet