shannxi hainaisen petroleum technology Co.Ltd

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We are Shaanxi Hainaisen Petroleum Technology Co., Ltd.is engaged in diamond drill bits, diamond core bits ,geological exploration and mining drill bit of R [Details]

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121/4" HM652XA µ?t?a s?µa PDC ???? / ?t??aµ??t ??µµ?t? t??pa???? PDC / PDC p????a Bits µe a???f	83/4" HM662XA PDC t??p??? ????, ?a PDC ??ft? ??a e?????? µ??a??µata Bits/Oilfield PDC t??p??? B	91/2" HM952XA ?a??te?? p???s? ???d????? ?aµµ?t? Pdc ?e?t??se?? Bit ??a pet???a?? ?a? f?s??? a??	8 3/4" HM642XA epa??e?µat??? e???st?s?? ?µes? p??µ??e?a Pdc t??p??? Bit ??a ?aµµ?t?? ?e?t??s??	HM 83/4 «652XA ??d? ?a?? ??µµat??? Pdc, d?aµ??t? Pdc pet?e?a??? ??µµ?t?, ??µµ?t? t??pa???? Pdc Pdc p
9 1/2" HM642XA ?????? p???t?ta? API PDC t??p??? Bit ??a st?? t?µ?a t?? pet?e?a??? ap? t?? ???e?	81/2" HM962XA PDC Bits ?e?t??se??, t??p??? e??a?e?a µe µ?t?a s?µa ??a f?e?t?? ?dat??	81/2" HM662XA ß??µ?????? PDC Bit d?aµ??t? PDC ???p???a ??a ??? a???a?????e?? e??a?e?a d??t??s??	83/4" HM962XA 5 µ?t?a s?µa ?????? p???t?ta? ?a? a?ta????st??? t?µ? ??? ?daµa?t?f??a e??a?e?a ??	81/2" HM652XA e???st?s?? p???s? PDC t??p??? Bit ???????? t? ??µµ?t? Pdc t??p??? Bit ??a ?aµµ?t?

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