| 摘要 |
<p>A tool holding device is suitable to have an application with a power tool. The tool holding device includes a toolholder (10) for receiving a bit (93). A sleeve (20, 20A) is disposed outside the toolholder (10) and is operable to move between a first position which allows for removal of the bit (93) and a second position which allows the bit to be securely retained in the cavity (14A, 14B, 14C, 14D, 14E) of the toolholder (10). A returning member (40) is disposed circumferentially between the toolholder (10) and the second section of the sleeve (23) for returning the sleeve (23) to a neutral position between the first and second positions. Moreover, the sleeve (23) of which does not surround the returning member (40) abuts the toolholder (10).
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