Features A hand kneadable, steel - reinforced epoxy putty adhesive / sealant that will plug holes and make permanent repairs on wet and dry surfaces Requires no tools or prep time and makes no mess Fully cures in 2 - 30 minutes Will even cure completely submerged in water or gasoline Can be drilled, sanded, filed, tapped, machined and painted Specifications Capacity: 1000 PSI (lap shear tensile strength), 14000 PSI (compressive strength) Application: Metal, glass, plastic and more Color: Dark Gray (cured)