| 摘要 |
A nail pack includes a preset number of T-shaped separate nails, which respectively formed with a sloping insert portion at a lower end of the head. The sloping insert portion has one end formed with a sharp pointed portion of a preset acute angle, and the sharp pointed portion may sink in an upper one of two works to be united by a nail so as to strengthen effectively the tightly uniting force of the nail with the two works. Then the two works are united with better strength more stably.
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