9 1/2" HM642XA באיכות גבוהה API PDC התרגיל קצת בשביל שדה הנפט של יצרן סיני
יצרן סיני/שמן שדה/גבוהה איכות/pdc סיביות/pdc מקדחים
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With professional and productive factory, HAINAISEN is one of the leading China ladder type drag bit manufacturers. Welcome to wholesale ladder typ... |
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