I have the following questions:1.) I have open information about bearings see I would like to know whether material carbon steel with steel Chorme differ somewhat in how they use the price you offer is what kind of material I came.2.) If you have ordered an item, you could have, for example, or some similar product right (or you can produce sample in the smallest amount.?)Remark: in early next year, I will go to China and may even visit for you, right?
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