J-B Weld Steelstik: A Hand Mixable Two Part Epoxy Putty Stick That Is Steel Reinforced Non-Rusting To Quickly Repair Or Rebuild Anything Made Of Metal! J-B Weld Steelstik Is Certified By The NSF And Safe For Contact With Potable Water. Cure And Set Time: After Kneading The Two Part Formula Together By Hand, Steelstik Takes 5 Minutes To Set And Cures In 1 Hour. J-B Weld Steelstik Set And Cure Color Is Dark Grey. Product Features And Strength: J-B Weld Steelstik Has a Tensile Strength of 4000 PSI, Can Withstand Continuous Temperatures Up To 350F (176C ) And Intermittent Temperatures Of 450F (232C), And Is Chemical Resistant Against Petroleum, Hydraulic Fluids And Other Chemicals When Fully Cured. Steelstik Can Be Molded, Shaped, Sanded, Drilled And Tapped Surface Applications: Iron Stainless Steel, Copper Brass, Aluminum Bronze, Fiberglass And Plastic Pvc 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.