价格：
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ART (3PCS/SET)
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DIAMOND CORE BITS(3PCS/SET)
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D28mm × 300mm
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CENTER DRILLS
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D52mm × 150mm
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200mm HEX ADAPTER
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D107mm × 150mm
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200mm SDS ADAPTER
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We can do any set according to your request, and we can also supply the single core bit for you, please tell us the exact size of you want, we will offer you the best price.
基体部分镀镍层，光亮，光洁度高，磨头部分的光洁度由砂的；粒度来决定，砂越细，光洁度越好。一般50-60目，表面有砂粗。
用途：（1）用于普通平板玻璃，磨砂玻璃，喷砂玻璃，压花玻璃，夹丝玻璃，中空玻璃。