J-B Weld, 2 OZ, Original Cold Weld Adhesive Compound, It Works On Just About Any Surface Including Iron, Steel, Copper, Aluminum, Brass, Bronze, Pewter, Porcelain, Ceramic, Marble, Glass, Concrete, Fiberglass, Wood & Most Plastics, Just Squeeze Equal Parts From The 2 Separate 1 OZ Tubes Onto A Mixing Surface & Mix Thoroughly With A Putty Knife Or Similar Tool. Cures In 24 Hours & When Cured It Will Withstand Temperatures Of 550 Degrees, Waterproof, Petroleum, Chemical & Acid Resistant, Can Be Drilled, Tapped, Machined, Filed, Sanded & Painted. With A Tensile Strength Of 5020 PSI, Perfect Solution For Any Heavy Duty Adhesive Job, Tube.