| 摘要 |
A Placeable extension tool in this invention is composed of a tool connector (10), a tool head (20), a trigger block (30) and an actuating device (40). The trigger block (30) is a driving element pivotally secured inside the tool connector (10) to control the movement of the tool head (20) but not inseparable with the tool head (20). Thereby, the tool head (20) can be quickly and easily replaced to increase the versatility of the extension tool.
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