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4 1/4 mainchesi PDC Kokani Bit 3 Blades
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6 1/2 mainchesi PDC sitepe kukoka pang'ono 3 Blades pobowola molimba chitsime
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API 5 5/8 mainchesi PDC Kokani Bit 3 Blades kuti mupange zolimba
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Mtengo wotsika API 6 mainchesi PDC sitepe kukoka pang'ono 3 mapiko mu katundu
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API fakitale ya 4 5/8 mainchesi PDC kukoka kubowola ndi 3 Blades
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152mm masitepe kukoka pang'ono masamba 3 kuti afufuze za geological
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Mtengo wotsika 360mm sitepe kukoka masamba 3 kuti apange zovuta
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6 mainchesi PDC Kokani pang'ono mapiko 4 pobowola bwino bwino
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AP 98mm step drag bit 3 Blades pobowola geothermal
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API 152mm PDC concave rock bit 4 Blades pobowola bwino
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9 7/8 ″ tungsten carbide PDC Kokani Scraper Bit 3 Blades
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4 1/2 mainchesi PDC Kokani Bit 3 Blades pobowola oilwell