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This is a new operation-style screwdriver which replaces turning motion with pressing motion. A special joint, which is composed of a pin and a central shaft, can provide different power delivering directions for driving and removing respectively. The screwdriver can help the user complete his fine assembly work more stably; further, it is more conducive to single-handed works.
Kaohsiung City, Taiwan
Cyun Kai Wang,
National Kaohsiung First University of Science and Technology