Awọn ohun elo ṣiṣu wa ni iyatọ nipasẹ agbara fifọ wọn ati agbara fifuye giga.Ṣeun si awọn ohun-ini sisun wọn ti o dara ati resistance wiwọ giga, wọn ni igbesi aye iṣẹ pipẹ paapaa laisi lubrication.
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