Tus neeg muag khoom hauv Brazil muab tus nqi luv nqi rau IADC537 444.5mm TCI tricone pob zeb hauv Tshuag. Ua nrog cov khoom siv tungsten carbide zoo tshaj plaws, zoo tagnrho rau cov pob zeb mos thiab nruab nrab (shale, limestone, sandstone). API-certified, cov kabmob ruaj khov, kev ua haujlwm drilling siab & lub neej ua haujlwm ntev. Kev xa khoom sai los ntawm Brazil warehouse, MOQ hloov pauv tau, kev txhawb nqa tom qab muag tag nrho. Tiv tauj rau qhov zoo tshaj plaws quote & lub sijhawm ua!
Lub sijhawm tshaj tawm: Lub Ob Hlis-27-2026