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Ụlọ> ngwaahịa > Ngwa Piling Ike gwụrụ > Ịkụ ala Auger
Rotary rock drilling auger nwere gburugburu shank chisel maka ikpokọta
Ngwunye ala nwere ezé ụrọ maka igwe mkpọpu ala rotary
Ụgbọ elu Auger CFA na-aga n'ihu na nkwonkwo hex maka owuwu
Ntugharị ala auger FDP auger nwere nkwonkwo hex maka ntọala ikpo
Ụgwọ nke ụlọ ọrụ Kimdrill Piling (Changsha) Co., Limited Amụma nzuzo Usoro na ọnọdụ