JB Weld, 25 ml, Original Epoxy Syringe, fast-setting 2-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, filled, sanded, and drilled after curing. 1:1 mixing ratio sets in 6 minutes and is fully cured in 4-6 hours. Great for household repairs, automotive, plumbing, marine, crafts, and more.