PLASTIC STEEL® is the original metal-filled epoxy putty (A) used for hundreds of routine maintenance, production, and tooling applications. Patch and repair areas where welding or brazing would be undesirable or impossible. Bonds to most metals, concrete and some plastics. Cures at room temperature and forms a tough durable metallic mass that can be drilled, tapped, machined or painted. Excellent resistance to oil, gasoline, water and many chemicals.