Inquiry (采购产品): want polishing or grinding machine hello We are engaged in manufacturing some kind of flat DC motor used in automotive industry. Great concern is about noise level of our motors so brush and commutator interaction plays important role in noise production. We are seeking some type of fine grinding polishing machine for our coummutators. Please guide us in this subject. abbas akbari Thanks a lot. Yours truly, **** Hidden Message ***** abbas akbari shahid rajaii sharghi mahallat+98 IRN Company: Sooyab Sanat Co. Ltd. Title: R&D Phone: +98-866-3232598 Fax: +98-866-3220540 E-mail: ata_ak_ir57@yahoo.com **** Hidden Message ***** ata_ak_ir57@yahoo.com