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5 Tips about หัวเจียรลม You Can Use Today

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· Has a greater amount of toughness than WA (white alundum), and While using the WA degree of hardness, it's excellent shape retention, so it's a protracted dressing cycle, and generates little heat in the course of grinding. Compared to WA, it can be utilized in fields with additional demanding https://beediadiamond.com/catalog/rubber-points

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