I agree that the angle grinder is more versital than the bench, but spend a little extra money and buy the
Harbor Freight Tools - Quality Tools at the Lowest Prices I find this unit to be as tough as a Dewault. Also while in the welding supply store be SURE and get a "flapper wheel" in 60 grit. It is the best thing I've ever found for sharpening blades and tools. Leaves a smooth and almost polished edge every time.