83/4" HM952XA 222.2 inç sac gövde petrol kuyusu Pdc Drill Bit Pdc Bit
petrol kuyusu pdc matkap, API standart, sondajı, profesyonel matkap, elmas matkap, Çin Matkap yaptım
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91/2" HS652XA plieno kūno Pdc gręžimo šiek tiek vandens gerai Hard Rock ir kietasis akmens gręžimo |
kietoje uolienoje grąžtą,Website:, akmens gręžimo bitai, pdc grąžtą, deimantų grąžtą |
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121/4» HM652XG горячей продажи нефти дрель Инструменты алмазные сверла |
PDC долота для разведки нефти |
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Did Hotsale TCI Tricone 121/4 modfedd 2015 & dur dannedd did Tricone & Mae braidd yn Tricone Rock |
Ychydig Hotsale TCI Tricone 2015 & dur dannedd Tricone ychydig, Tricone creigiau ychydig, ychydig tricone ardystiedig |
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83/4"HM952XAG Tough-Drill Bits Professional Diamond Pdc Drill Bit For Hard Rock Drilling |
diamond pdc drill bit best quality for coal mine |
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TCI Tricone Bit/roller kegle Bit/rock Bit For vand godt boring |
tricone drill bit,Website:, vand godt boring, information til boring, hot salg / roller kegle bit/rock bit for vand godt boring |
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