J-B WELD ORIGINAL: The Original Cold Weld two-part epoxy system that was designed as an alternative to torch welding. J-B Weld Original provides strong, lasting repairs to multiple surfaces and creates a bond stronger than steel. Perfect for DIY household, automotive, marine, craft repair and much more. | CURE AND SET TIME: After mixing the tubes at a 1:1 ratio, it takes 4-6 hours to set and 15-24 hours to cure. Once cured, J-B Weld Original can be tapped, filled, sanded, molded and drilled. J-B Weld Original’s set and cure color is dark grey. | VERSATILE & DEPENDABLE: J-B Weld Original is steel reinforced, has a tensile strength of 5020 PSI and can withstand temperatures up to 550 degrees Fahrenheit (287 degrees Celsius). When fully cured, J-B Weld Original is waterproof and resistant to petroleum, chemical and acid. | SURFACE APPLICATIONS: Metal, Plastic & PVC, Wood, Concrete, Ceramic & Tile and Fiberglass. | DO IT YOURSELF: Big or small, you can DIY it with J-B Weld. Our heavy duty epoxy and adhesives repair & restore it right the first time. J-B Weld delivers superior performance, quality, and results for the World’s Strongest Bond. | Will set in 4-6 hours, and cure in 16-24 hours | Waterproof, petroleum, chemical, and acid resistant when fully cured | Can be drilled, tapped, machined, filed, sanded and painted | Stong and nontoxic after it has set and temperature resistant up to 500F | Tensile strength is 3,960 PSI