FIXIT is a 2-part, permanent, universal repair compound used to patch holes and cracks, seal & plug leaks. It has a putty-like consistency, is waterproof, with 0% shrinkage/cracking! Working time is 2-3 hrs., sets rock hard in 24 hrs. FIXIT works wonders for rebuilding & fabricating parts, and as an industrial adhesive compound. Adheres to wood, porcelain, ceramic, metals, stone, glass, cement, tile, masonry, foam, fiberglass, most plastics & more. Use on tough jobs, auto, outdoor & marine projects. FIXIT sets up under water and stands up to UV rays, fuels & heat up to 500 F. Can be seamlessly feathered before set-up, & sanded, tapped, drilled, lathed, carved, or otherwise tooled after set-up, without chipping, cracking or flaking! Simple water clean-up or use Aves Safety Solvent.