| 摘要 |
<p>A router is provided, which includes a main body (4) with a pair of coupling hollows (11), and a base (2) having a pair of guide shafts standing on. Each of the pair of coupling hollows (11) has an opening facing downward through which a corresponding guide shaft is inserted. A linear ball bearing (12) which serves as a bushing to support a corresponding guide shaft is provided in a lower portion of at least one of the coupling hollows (11). With this linear ball bearing (12), the guide shaft can be slid in the coupling hollow (11) smoothly.
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