... needle bearing滚针轴承 needle bearing cage滚针轴承保持架 needle file针绵锉 ...
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needle roller bearing cage 滚针轴承保持架
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Adopting are type run-out of tool during pressing the window shape of thin thickness type M needle roller cage, the product quality can be improved & the bearing life can be extended .
冲压薄壁M形滚针保持架窗孔形状采用圆弧形空刀槽，可以提高产品质量，延长轴承使用寿命。
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