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Everything about หัวเจียรพลาสติก

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· Has an increased amount of toughness than WA (white alundum), and While using the WA level of hardness, it has great condition retention, so it's got a lengthy dressing cycle, and generates tiny heat through grinding. Compared to WA, it can be employed in fields with more demanding grinding https://beediadiamond.com/catalog/rubber-points

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