ITW Devcon S50 Metal Patch and Fill, 3.5 oz

Use to rebuild metal surfaces and to repair worn surfaces by patching, filling and sealing. Once fully cured, it can be drilled, sanded or painted. No shrinking and no cracking. Use on glass, ceramics, rusted or corroded metal. Repair gutters, downspouts, ductwork, tanks, or aluminum boats. Chemical resistant.