83/4"HS662XA 6 Blades Drill Bit , Steel Body PDC Bit , API Standard
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S strokovno in proizvodne tovarne,Website:, HAINAISEN je eden od vodilnih proizvajalcev Kitajska pdc izbirčen. Dobrodošli na debelo pdc izbirčen od... |
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CORTADOR de 6 6 H-HNS matriz M 4-4 BLADE 2-prefeitura-nível hierárquico X-SINGLE ROW G-PDC cortador feita na CHINA |
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smilšakmens urbšanas/rūpnīcas pārdošanu PDC DRILL BIT/naftas izpēte ar atlaidi
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