... 80mm circular saw blade is ideal for cutting plastics, fiberglass, non-ferrous materials, and sheet metal up to 1mm.64mm ... grout blade is ideal for cutting out damaged tile joints and cutting grooves in plaster, porous concrete and similar construction materials.76mm ... , tile adhesive, concrete, stone and wood.76mm sander pad has micro velcro-type fastening system, quick easy sanding sheet changes ...