Ndụmọdụ 4 maka iji deburring na igwe polishing A na-ejikarị igwe nchacha na polishing maka akụkụ dị iche iche, akụkụ ọgba tum tum, igwe textile, nkedo ziri ezi, ịgha, stamping, isi iyi, akụkụ nhazi, bearings, ihe magnetik, ntụ ntụ ntụ, elekere, compon elektrọn. ...
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