Pro-Seal Pro Weld Quick Cold Welding Compound Application Info: Quick set epoxy steel fully cures in 4 minutes to resist temperatures up to 300°F (150°C). Can be drilled, tapped, machined, filed, or sanded. Resistant to gasoline, diesel fuel, oil, water and antifreeze. Compare to JB Weld 2- 1oz tubes. Resin and Hardener. 4 Minute Quick Set Steel Compound