Blue Magic Quiksteel
QUIKSTEEL STEEL REINFORCED EPOXY PUTTY X1 (ONE) 2OZ TUBE.
This product has thousands of uses including the repair of pipes, tanks, both fuel, water, oil etc, radiators, sumps etc, in many auto, marine, agricultural and domestic fields and can be stored for up to three years.
It sets in 5 minutes and after curing for one hour can be sanded, drilled, tapped etc.
This product is so versatile it resists almost all chemicals and can even be used while the repaired unit is actually leaking and even under water!