... ,Suitable for polishing Granite, Marble & Stone.Hook and Loop backing for quick change. Diamond polishing pad Grits: 50, 100, 200, 400, 800 ... , 1500, 3000 & White/Black BuffsThickness: 3.2MMMaterial: Diamond Impregnated ResinProfessional industry standard set of diamond polishing pads includes both white and black ... achieve a quality finish on all straight or contoured surfaces Diamond polishing pad