This paper PSA disc roll is a good choice for blending, stripping, and sanding down aluminum, composites, all woods, all carbon steels, fiberglass, and soft metals, such as aluminum. The fiber-reinforced, C-weight backing stays flexible while resisting tearing, the linked disc roll and pressure-sensitive adhesive offer easy application and removal, and the No-Fil coating, open coat, and water-based stearate reduce load.