Diamond drill bits

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Diamond PDC Drill Bits are applied to rock formation f≤10, like granite, limestone, sandstone, mudstone, etc., mainly used for gas drainage hole, drainage hole, grouting hole, geological and hydrology drilling. Usually drag bits are three wings or four wings. Our drill bits adopt 2 cutters, flat and dome-shaped cutters , The flat cutters have high abrasion resistance and fast drilling efficiency, suitable for drilling ordinary formation. The dome-shaped cutters have high impact resistance and stable drilling performance, suitable for formations with hard interbed layers. Our diameter is from 60mm to 153mm, any special design is available upon customers' request. PDC drill bits Type D(mm) H(mm) Wing Quantity Waterpore Quantity Waterpore D(mm) 　 Top Flank NW65 65 115 3 5 10 12 NW75 75 120 3 5 10 12 NW94 94 130 3 5 10 14 NW113 113 140 3 5 10 14 NW133 133 150 3 5 10 14 NW153 153 150 4 5 10 14 Special Design is available upon customer's request.

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Zhengzhou LD Diamond Products CO., LTD

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