Awọn iru awọn irinṣẹ isalẹhole ti a lo nigbagbogbo ni ipari aaye epo ti ilu okeere ati awọn okun iṣelọpọ pẹlu: Packer, SSSV, Sliding Sleev, (Omu), Mandrel Pocket Side, Ipin ori ibijoko, Isọpọ ṣiṣan, Isopọ Blast, Valve Test, Drain Valve, Mandrel, Plug , ati be be lo.