| 摘要 |
PURPOSE: A wrench having a jockey operating bar and a wrench connecting pin are intended to prevent the loss of the connecting pin by storing it by coupling it to the jockey operating bar. CONSTITUTION: A wrench(1) comprises a head(2), a handle(3), a jockey operating bar(10). The jockey operating bar is coupled to the end of the handle. The jockey operating bar comprises a cut part(11) and a pin coupling hole(12). The cut part is coupled to the operating pin of a jockey. A connecting pin(20) is inserted into the pin coupling hole. The connecting pin is coupled to the pin coupling hole of the jockey operating par and is fixed through the joining hole of the operating pin of the jockey. |
