Short-strand reinforcing fibers provide extra strength and durability. Reinforced filler is ideally suited for rust repair and filling small holes in metal, wood, and fiberglass. Excellent adhesion to steel, galvanized steel, and aluminum. Can be used for repair of weld areas and bond lines to prevent stress cracks and repair mapping. Mixes and applies smoothly, sands easily to contour, and is rust and waterproof. Product Features:Added strength & durabilityWith short-strand reinforcing fibersFor repairing rust spots & minor holes in fiberglass, SMC, aluminum, galvanized steel, steel, concrete, wood & masonry.
