ukuzibhoboza ihange
Uhlelo lokuzimba lokuzibhoboza luqukethe ibholithi enentambo engenalutho efakwe i-drill bit ehambisanayo ukuze kwenziwe ukubhola, ukugxilisa ihange kanye nokugxusha ngesikhathi esisodwa.Uhlelo lwehange lokuzibhoboza lusetshenziswa kakhulu ekuzinzeni kwemithambeka, ukuqhubekela phambili komhubhe, isisekelo senqwaba kanye obunye ubunjiniyela, obusetshenziswa kabanzi ezimayini, umhubhe, ujantshi wesitimela, umzila ongaphansi komhlaba kanye nobunye ubunjiniyela.
Ibhawodi elinentambo engu-r, noma umshudo, ihange, iyinduku engenalutho enentambo enomklamo ongaphezulu wezintambo ezinamagagasi ngokwe-ISO 10208 kanye no-1720. Yasungulwa okokuqala yi-MAI ngeminyaka yawo-1960 ukusheshisa ukwakhiwa kwamaphrojekthi angaphansi komhlaba ayinkimbinkimbi. lisathandwa emhlabeni wonke namuhla.
Ukucaciswa kochungechunge: R25, R32, R38, R51, T76
Izinga lochungechunge: ISO10208, ISO1720, njll
