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Ruian Xudongsheng Rolling Element Co., Ltd.

Free member Since 2016

Zhejiang, China

We have been specialized in steel balls for 20 years. 1. Magnetic. 2. Harden-able. 420c can be hardened between HRC54 and 60. 3. Fair corrosion resistance. 0.8mm-135mm or as your requirements. Type 420 balls are found in bearings, valves, lighters...

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Mushuai Yu ( Ruian Xudongsheng Rolling Element Co., Ltd. )
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