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A Simple Key For หัวเจียรยาง Unveiled

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· Has a higher degree of toughness than WA (white alundum), and While using the WA degree of hardness, it's excellent shape retention, so it has an extended dressing cycle, and generates small heat through grinding. When compared with WA, it may be used in fields with a lot more https://beediadiamond.com/catalog/rubber-points

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