Umbutho wethu ugxile kwisicwangciso sophawu.Ukwaneliseka kwabathengi yeyona ntengiso yethu inkulu.Sikwakhupha umnikezeli we-OEM ye-8-1/2 ″ Drill Bit,Iibhithi zeTricone ezisetyenzisiweyo ziyathengiswa, 8-1 / 2 Tricone Bits, I-Roller Cone,I-Tungsten Carbide Bit.sinokusombulula iingxaki zabathengi ngokukhawuleza kwaye senze inzuzo kumthengi wethu.Ukuba ufuna inkonzo elungileyo kunye nomgangatho , pls sikhethe , enkosi !Imveliso iya kubonelela kwihlabathi liphela, njengeYurophu, iMelika, iOstreliya, iKazakhstan, iJersey, iCanada, iSlovakia. inkonzo", ngeenjongo zokufumana ukuqondwa kwihlabathi kunye nophuhliso oluzinzileyo.