Iyo casing rotator imhando nyowani yekuboora nekubatanidzwa kweiyo yakazara hydraulic simba uye kutapurirana, uye kusanganiswa kutonga kwemuchina, simba uye fluid. Inyanzvi itsva, yezvakatipoteredza uye inoshanda zvikuru pakuchera tekinoroji. Mumakore achangopfuura, inogamuchirwa zvakanyanya mumapurojekiti akadai sekuvaka kwemudhorobha wubway, murwi wekutaura weyakadzika nheyo yegomba yakavharirwa, kucheneswa kwemarara (zvipingamupinyi zvepasi), njanji yekumhanya, mugwagwa uye bhiriji, uye mirwi yekuvaka maguta, pamwe nekusimbiswa kwedhamu remvura.