| 摘要 |
The invention relates to a roller for polishing metal surfaces comprising an abrasive cylindrical body (1), which has a channel (3) arranged in a helical manner from one end to the other, and which is axially provided with a groove through which it is coupled in a rotating tool driving the roller with a rotational movement, describing strips which move lengthwise and laterally so that when it is applied on the surface to be treated, it performs an in-depth cleaning and a slight polish which allows bringing out the shine of the metal of the surface to be cleaned, preventing the formation of bands in the metal.
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