Granville Petro Patch Putty is a hand kneadable, non-rusting, steel reinforced epoxy putty that mixes in one minute to provide a fast permanent repair to items made of ferrous metals and aluminium. It is supplied in a handy rod form with the curing agent encapsulated in the contrasting colour base material. The putty-like consistency eliminates drips and runs providing a 'no mess' application with no tools required for use. The putty dries to a dark grey colour ready for applying priming and paint if required. This 50g putty can be used to repair leaks, cracks etc. in petrol and diesel tanks, water tanks, pipes, tools, equipment and to repair cracked castings etc.