| 摘要 |
A polishing disc support comprising a body (1) in the form of a disc, the disc having two sides one of which has a center, a centering hole (4) being provided in said center and a drive hole (5) being provided in an eccentric position in this same side, wherein a coating (6) of a material which is softer than that of the body (1) is applied to the other side (3).
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