Adjustment of the blade depth can give a perfect finish without overloading the engine. Reversing the blade can extend the blade life and ensure a good clean finish. The cutting tip speed of the blade reduces as the blade wears shorter and early replacement ensures the optimum performance. Wire blade assemblies are available for edging soft paving or easily damaged edges. Operation To follow lawn contours or around obstacles, raise the edger handle slightly so as to run only on the front whee