| 摘要 |
A cutting tool holding device includes a base, a positioning tube and a positioning member. The base includes a mounting hole and a through hole, and the through hole is formed at a side of the mounting hole and communicated with the mounting hole. The positioning tube includes an axial receiving hole, an accommodated portion and a limiting groove. The axial receiving hole is formed within the positioning tube for receiving a cutting tool. The accommodated portion is disposed at an end of the positioning tube for being installed into the mounting hole. The limiting groove is formed on a side of the accommodated portion. The positioning member is positioned in the through hole of the base, wherein the positioning member abuts against the limiting groove of the positioning tube.
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