Gorilla All-Purpose Epoxy Stick is an incredibly strong and versatile epoxy putty. The hand-mixable, easy-to-use epoxy stick sets in just ten minutes and works on most surfaces. Epoxy is waterproof (indoor/outdoor), non-rusting and once cured, it can be drilled, sanded, and painted. Bonds wood, stone, metal, ceramic, foam, glass and more. Great for auto, plumbing, household repairs and more.