| 摘要 |
A method of producing a brush for carrying out surface roughing, polishin g, lapping, and smoothing operations comprises a first moulding operation of one or more mixes including one or more mouldable synthetic materials so as to obtain a base portion (6; 160) and a plurality of bristle members (3; 130,130a,130b) projecting from a surface (6a; 160a) of the base portion (6; 160) and including at least one abrasive material. The invention also relate s to a brush tool of synthetic material including one or more abrasive grain material in the bristle members (3; 130,130a,130b) thereof.
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