Fiskars StaySharp 17 in. Manual Lawn MowerThe reel mower reinvented. Reel mowers are a smart choice. Reel mowers are good for your lawn, good for your health, good for the environment and good for your budget. While most new reel mowers will cut well maintained grass fairly well, unless properly maintained via annual sharpening, traditional mowers quickly begin to cut less well and become harder to push. All traditional reel mowers, even new ones, lack cutting power, jam easily, have limited