6 "HM352XA PDC punte trapano PDC olio Rig per olio esplorazione Pdc punta diamantata
PDC punte / matrice corpo pdc bit/pdc trapano di diamante
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matrix body ,4 blade ,whosale bit ,manufacturer bit ,pdc drill bit,oil well drilling.Tungsten carbide API PDC Bit /pdc drill bit/well drilling
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laHlIj pdc qeq bit matrix lom qeq bit, quv mIqta', QInvam Carbide Bits, Oilfield pdc qeq Bit, qach'a' pdc |
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kömür, rock Matkap burguları, dizi Matkap burguları, elmas gem, güç aracı bit sondaj sondaj |
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ulje dobro svrdla, PDC svrdla, PDC oštrica svrdla, dijamant PDC svrdla, svrdla od Hard Rock ulje dobro PDC |
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acqua bene drill bit, tricono bit, bit di vendita calda, / inserto in carburo di tungsteno cono trapano bit/rullo, Cina, fabbrica |
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