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How to distinguish the authenticity of heavy caster bearings
lesen:852次 Zeit aktualisieren:2021-12-15
1: Scale weight: For the "NSK" heavy-duty bearings of the same model, the material used for counterfeit heavy-duty bearings is significantly less than that of the genuine ones. Because most counterfeit heavy-duty bearings cut corners and replace high-oxidized special steel with general steel, they will be lighter than the original in terms of weight.

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