| 摘要 |
A tool includes a driving head which is pivotally adjustable with respect to a handle. A connecting device is utilized to selectively keep the driving head retained in an angular position with respect to the handle. The handle includes a hole and a first plurality of teeth extending through the hole. The driving head includes one joining prong including a first through hole which includes a first diametrical section and another joining prong including a second through hole which includes a second diametrical section. Further, a second plurality of teeth extends on the first diametrical section. The connecting device includes an engaging member partially received in the hole and the second diametrical section and selectively engages with the first diametrical section. Further, the engaging member includes a third plurality of teeth which selectively engages with the second plurality of teeth for retaining the driving head in a pivoting position.
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