A hammer is a tool for stamping or hit on another object for use, such as nail the parts to form and break broken objects. The hammer may be designed to use only. And a variety of shapes and structuresThe weight is quite your hammer. The force that affect target is very much. Depending on the mass of the hammer and the acceleration of stamping. So when the hammer, the more heavy and whip with acceleration. The force of the hammer more along
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