| 摘要 |
The present invention provides a spur assembly having a spur body (2) and a spur bit (20). The spur body provides a plurality of spur bit locations (12, 14). Such that the location of the spur bit (20) relative to the spur body (2) may be varied. A further aspect of the invention relates to a new method of interattaching the spur bit (20) and the spur body (2), such that a variety of different spur bits (20) may be used with the same spur body (2).
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