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About หัวเจียรหุ้มยาง

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· Has A greater standard of toughness than WA (white alundum), and with the WA degree of hardness, it has fantastic shape retention, so it's got a long dressing cycle, and generates small heat in the course of grinding. In comparison to WA, it can be used in fields with https://beediadiamond.com/catalog/rubber-points
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