摘要 |
A wrench includes a head, a first handle, a second handle and a retaining device. The first includes first and second end. The first end of the first handle is pivotally connected with the head about a first axis. The second handle is pivotally connected with the second end of the first handle about a second axis. The retaining device can retain the first handle in position relative to the head, and the second handle in position relative to the first handle.
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