A faster setting version of The Original JB Weld two-part epoxy cold weld system that provides strong, lasting repairs to metal and multiple other surface types. After mixing, it forms a permanent bond and can be shaped, tapped, filed, sanded and drilled after curing. JB KwikWeld has a 1:1 mixing ratio, sets in 6 minutes and is fully cured in 4 to 6 hours. JB KwikWeld cures to a dark gray color and will withstand temperatures up to 300 degrees F.