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When hammering a nail, some inexperienced people tend to be struck by the hammer. Thus Hammer Assistant aides to solve the problem, it can effectively prevent people from striking himself by holding he nail firmly through the slot at the end of Hammer Assistant, so that the accidents of our hands being struck by the hammer can be avoided.
When not in use, Hammer Assistant can be fixed as a cap at the end of the handle of the hammers. So it is not easy to be lost, and it can be found quickly when needed, since it is always with its partner-the hammer.
National Taiwan University of Science and Technology