10 OZ, Original Adhesive Compound Cold Weld, 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 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 600 Degrees Fahrenheit, Waterproof, Petroleum, Chemical & Acid Resistant, Can Be Drilled, Tapped, Machined, Filed, Sanded & Painted, 3960 PSI Tensile Strength, Perfect Solution For Any Heavy Duty Adhesive Job, Tube.