Diamond Vacuum Brazed hand drill

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{"cid":"140514","pid":"24381891","pimg_url":"\/\/img1.b2bforus.com\/3e\/ef\/74199b44ad63\/product\/84510067_s-w400xh400.jpg","name":"Glass Ceramic Diamond Drill Bit Ring Diamond Core Drill Bit For Drilling Segment of Holes Granite Dry Marble Stone","attrs":{"Price":"Negotiable","MOQ":"1 Piece","Delivery Time":"Negotiable","Brand":"chengyu"}}

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