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Many people have a habit of slapping the knife blade when they use simple knife to chop hard things, such as meat bones, fish,and so on, but this behavior might hurt your hand. The design is to help solve this problem. The knives aid tool can be installed in any knife blade to help people make force, by this way, people can easily chop fish bone, chicken bone etc.
Jiangnan University
Wuxi, China
Jiangnan University
Wuxi, China
Yingmei Zhao