Try wearing a rubber (washing up) glove - what you need is grip.
If that fails: http://www.amazon.co.uk/Silverline-598531-Rubber-Wrenches-2-Piece/dp/B000O51BWW
@Dammit started
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Try wearing a rubber (washing up) glove - what you need is grip.
If that fails: http://www.amazon.co.uk/Silverline-598531-Rubber-Wrenches-2-Piece/dp/B000O51BWW