Rust on back of putter

Recently had a game and realised that there are a few rust spots on the back of my blade putter. Does anyone have any idea on how to remove the rust??? any help is greatly appreciated.

try autosol
i use it to remove rust spots on my irons and scotty

Thanks..will give it a try....

i like rust on my clubs,..... give me even more legitmate reason to justify for buying new clubs!! :p