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People often hammer a nail in wrong way. So the nail get bent or they can hit not nail but their own hand. In this case, EASY HAMMERING TOOL can make hammering more accurate and more safe. First, large and flat head part helps hammer hit correctly. Second, hollow bottom part and spring fix a nail up in the wall. People can check where a nail is and how it sticks in the wall through transparent body part. And the rubber-grip can make a hand not slippery.
University of Seoul
Seoul, South Korea
Prof, Youngyue Ji
Kunpo-si, Kyounggi-do, South Korea
Oonghee Lee Dongwook Lee