A sledgehammer's a tool consisting of a large, flat head attached to a lever (or handle). The head's typically made of metal. The sledgehammer can apply more impulse than other hammers, due to its large size. Along with the mallet, it shares the ability to distribute force over a wide area. This's in contrast to other types of hammer, which concentrate force in a relatively small area. Uses The handle's typically half-a-meter (1 foot, 8 inches) to a full meter (3 feet, 3 inches) long; the head… (More on Sledgehammer)