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Iqhosha le-Oilwell lincinci i-8.5 ″ yesixhobo sokomba ngexabiso elithotyiweyo
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API Steel izinyo oilwell amasuntswana for rotary sokomba rig kwisitokhwe
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API Milled irhasi yokomba amasuntswana umenzi ezithengiswayo
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API 8 1/2 intshi diamond trione bit for irhasi yendalo kugrunjwa kakuhle
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Ihowuliseli API TCI iqhosha bit factory yokomba oyile