Fortunately my torque wrench has both on it, otherwise that'd get annoying. I prefer this converter instead. http://www.ajdesignsoftware.com/unit/index.htm

There was another cool one I found which does a little more than this one, but it is still pretty good.

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Jeff M.
Mercedes W123 DIY pages are now located here.
1983 / 1984 300D Sold
2000 CLK430 Cabriolet ~58k Sold
2005 Avalanche 4x4 ~66k