| 摘要 |
"A 45 DEGREE MITER UNDERCUTTER BIT" A miter undercutter bit is provided which is functional to make a 45 degree angled miter. The assembly includes a rotatable shaft having a cutter rotatably mounted thereon. The cutter comprises a pair of 45 degree angle arms which upon rotation thereof make the miter. A bearing having a diameter substantially equal to that of the base of the cutter is utilized.
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