81/2" HM942XG Öljynporauskenttien laitteet myytävänä
H-HNS M-MATRIX 9-LEIKKURI 19 4-4 BLADE 2 läänin tason hierarkkinen X-SINGLE ROW G PDC LEIKKURI tehty Kiinassa
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Bocado de broca Pdc de corpo de pneu |
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81/2"HM962XA PDC Drilling Bits, Drill Tools With Matrix Body For Water Well Drilling |
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Mae 91/2"HS952XA ansawdd da API Specs isaf pris petroliwm corff dur pwyllgor penderfyniadau cynllunio dril darnau |
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