81/2" HM662XA laadukkaita PDC Diamond porata vähän PDC poranterä öljynporaus
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PDC bit,PDC drill bit ,matrix body,sandstone formation,oil and gas drilling ,diamond drilling,pdc bits |
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sıcak satış /diamond pdc drill bit /pdc drillling bit /petroleum sondaj bitleri |
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121 ghap 4 inch tci qeq Bit ghap Insert tricone Rotary Bit, bIQ toH luch qeq ghap qeq tricone nagh ghap qeq bits toH |
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ہیرے پدک ڈرل suppliers.manufacturer supplier.single پائپ ہیرے ڈرال اچھی طرح ڈرل بٹ فروخت کے لئے تھوڑا سا ۔ |
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Kitajska oskrbe,Website:, dobrem stanju bit, jekla organ vaja, dobre kakovosti, bitov, pdc sveder, diamant sveder za vrtanje kamna |
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