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The Fact About หัวเจียรยาง That No One Is Suggesting

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· Has A higher degree of toughness than WA (white alundum), and While using the WA level of hardness, it has outstanding form retention, so it's a protracted dressing cycle, and generates very little warmth all through grinding. In comparison with WA, it can be used in fields with a https://beediadiamond.com/catalog/rubber-points
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