| 摘要 |
A method of producing a brush for carrying out surface roughing, polishing, 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, 130 a , 130 b) projecting from a surface ( 6 a ; 160 a) of the base portion ( 6; 160 ) and including at least one abrasive material. The invention also relates to a brush tool of synthetic material including one or more abrasive grain material in the bristle members ( 3; 130, 130 a , 130 b) thereof.
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