| 摘要 |
A polishing tool comprising a support member, and polishing means fixed to the support member. The polishing means is composed of felt having a density of 0.20 g/cm3 or more and a hardness of 30 or more, and abrasive grains dispersed in the felt. A polishing method and apparatus involving pressing the polishing means against a surface of a workpiece to be polished, while rotating the workpiece and also rotating the polishing tool.
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