Product Description Description: J-B Weld is The Original Cold Weld two-part epoxy system that provides strong, lasting repairs to metal and multiple surfaces. Mixed at a ratio of 1:1, it forms a permanent bond and can be shaped, tapped, filed, sanded and drilled after curing. At room temperature, J-B Weld sets in 4-6 hours to a dark grey color. A full cure is reached in 15-24 hours. J-B Weld has a tensile strength of 3960 PSI and sets to a hard bond overnight. It can withstand temperatures up to 550ºF when fully cured. Applications: Household Repairs Automotive Plumbing Marine Crafts & More Specifications: Strength 3960 Psi Set Time 4-6 Hours Cure Time 15-24 Hours Cure Color Dark Grey Use On: Automotive Brick Concrete Epoxy & Adhesives Fiberglass Metal And More UPC: 043425006554 Enquiry Tell A Friend