| 摘要 |
A hand tool adapter of the present invention includes a wheel shaped main body and at least four sockets. The main body has a top surface, a bottom surface and a peripheral surface. The sockets are firmly disposed in the main body, locating annularly on the peripheral surface. Each socket has a non-circular bore. The main body is formed with no hole which has a dimension larger than the dimension of the largest bore. As such, the structure of the adapter is strengthened.
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