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New Step By Step Map For หัวเจียรยาง

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· Has An increased level of toughness than WA (white alundum), and Along with the WA volume of hardness, it has outstanding condition retention, so it's got a long dressing cycle, and generates minor warmth in the course of grinding. When compared to WA, it may be used in fields https://beediadiamond.com/catalog/rubber-points
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