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卖方: shannxi hainaisen petroleum technology Co.Ltd Nrog kev thiab tuav hoobkas, HAINAISEN yog ib lub rau Xov Tshoj tsis-rotating stabilizer manufact...
卖方: shannxi hainaisen petroleum technology Co.Ltd Nrog kev thiab tuav hoobkas, HAINAISEN yog ib lub rau Suav teb replaceable tes stabilizer manufac...
卖方: shannxi hainaisen petroleum technology Co.Ltd Ob chav leej Pdc laum tom, Matrix cev Pdc laum tom
卖方: shannxi hainaisen petroleum technology Co.Ltd Nrog kev thiab tuav hoobkas, HAINAISEN yog ib lub rau Xov Tshoj log cev pdc laum ntsis manufactur...
卖方: shannxi hainaisen petroleum technology Co.Ltd Nrog kev thiab tuav hoobkas, HAINAISEN yog ib lub rau Xov Tshoj steel matrix pdc laum ntsis manuf...
卖方: shannxi hainaisen petroleum technology Co.Ltd Nrog kev thiab tuav hoobkas, HAINAISEN yog ib lub rau Xov Tshoj khawm ntsis manufacturers. Zoo si...
卖方: shannxi hainaisen petroleum technology Co.Ltd H-HNS M-MATRIX 19 9-CUTTER 5-5 hniav 2-Prefecture-theem hierarchical X-tes uake G-PDC CUTTER ua I...
卖方: shannxi hainaisen petroleum technology Co.Ltd H-HNS M-MATRIX 6-CUTTER 16 5-5 hniav 2-Prefecture-theem hierarchical X-tes uake G-PDC CUTTER ua I...
卖方: shannxi hainaisen petroleum technology Co.Ltd Nrog kev thiab tuav hoobkas, HAINAISEN yog ib lub rau Xov Tshoj dth rauj & dth rauj ntsis manufac...
卖方: shannxi hainaisen petroleum technology Co.Ltd Nrog kev thiab tuav hoobkas, HAINAISEN yog ib lub rau Xov Tshoj steel hniav ntsis manufacturers. ...
卖方: shannxi hainaisen petroleum technology Co.Ltd Nrog kev thiab tuav hoobkas, HAINAISEN yog ib lub rau Suav teb li tuaj peb pdc laum ntsis manufac...
卖方: shannxi hainaisen petroleum technology Co.Ltd H-HNS M-MATRIX 19 9-CUTTER 4-4 hniav 2-Prefecture-theem hierarchical X-tes uake G-PDC CUTTER ua I...
卖方: shannxi hainaisen petroleum technology Co.Ltd Nrog kev thiab tuav hoobkas, HAINAISEN yog ib qhov ua suav wireline impregnated pob zeb diamond t...
卖方: shannxi hainaisen petroleum technology Co.Ltd Nrog kev thiab tuav hoobkas, HAINAISEN yog ib lub rau Xov Tshoj ntaiv hom cab ntsis manufacturers...
卖方: shannxi hainaisen petroleum technology Co.Ltd Nrog kev thiab tuav hoobkas, HAINAISEN yog ib lub rau Xov Tshoj txoj sintered laum khoom manufact...
卖方: shannxi hainaisen petroleum technology Co.Ltd Peb PDC roj av drilling tom / roj & roj laum tom, cov uas siv tau rau drilling oilfield. Piv nrog...
卖方: shannxi hainaisen petroleum technology Co.Ltd Pdc laum tom rau Standstone
卖方: shannxi hainaisen petroleum technology Co.Ltd H-HNS M-MATRIX 6-CUTTER 6 4-4 hniav 2-Prefecture-theem hierarchical X-tes uake G-PDC CUTTER ua IN...
卖方: shannxi hainaisen petroleum technology Co.Ltd Suav teb chaw tsim tshuaj paus ndais pdc laum ntsis
卖方: shannxi hainaisen petroleum technology Co.Ltd HAUV SUAV TEB ZOO LAUM NTSIS
卖方: shannxi hainaisen petroleum technology Co.Ltd roj thiab cov nkev khoom pdc laum ntsis
卖方: shannxi hainaisen petroleum technology Co.Ltd roj av drilling tshuab
卖方: shannxi hainaisen petroleum technology Co.Ltd pdc tho khoom rau kev tshawb kawm roj
卖方: shannxi hainaisen petroleum technology Co.Ltd 81/2" HM952XAG zoo Pdc laum Bits.drill khoom rau pob zeb Daimond Drilling, Mix Cutter Pdc laum ntsis
卖方: shannxi hainaisen petroleum technology Co.Ltd pob zeb diamond pdc laum suppliers.manufacturer supplier.single yeeb nkab ndais dril tom zoo lau...
卖方: shannxi hainaisen petroleum technology Co.Ltd kub sell.drill tom inserts.professional pdc laum bit.sandstone drilling .hard formstion roj thiab...