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Ifektri yokuvula imbobo ye-HDD ethengiswa ngobuningi ngentengo ehlisiwe engu-2%.
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Ukubhoboza okuvundlile okungenamsele okungama-intshi angu-30 ngaphansi kwe-reamer yedwala eliqinile
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Ama-roller cones ezinyo zensimbi ezingama-intshi angu-32 zefektri ye-API yokubhoboza i-HDD
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Umenzi we-API womshini wokubhoboza imigodi ongenamatshe okhona esitokweni
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Ama-reamers e-HDD e-factory ye-API angenawo umsele akhona esitokweni
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Intengo yokuvula i-HDD Hole engu-40 inches ngobuningi ngentengo encishisiwe
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Umhlinzeki we-API we-HDD Hole opener yokubhoboza amatshe aqinile
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Intengo encishisiwe yokuvula i-HDD Hole yohlobo lwe-China API engashintshwa
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Isivuli sembobo se-PDC esingu-12 1/4 esinama-spiral blades kanye nezicucu zokusika ezingemuva
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Ifektri yokuvula imbobo ye-API PDC yokubhoboza amatshe aqinile e-HDD