Amachinishi e-screw esebenzisa indawo ayisisekelo amasimu amaningi kanye nezinhlelo zokusebenza ezindaweni zokuphatha kanye nezindaweni zokusebenza. Lezi zinhlelo zisebenza ngokusebenzisa izihlakulo ezimbili ezihambisana ukuze zihambise indawo. Le ndawo thenziwa ku-tnk ungakhange kube yiloku kusetyenziswa. Indawo ingasebenziswe ngamanye amithombo, njengokusebenzisa izinkambo zokusebenza ngendawo, ukufaka indawo emazinyeni, noma ukusebenzisa izinhlelo zokwenza izinto. KumaZellion, sizazi ukuthi lezi zinhlelo zingakanani zibalulekile kubizinesi kanye nokuthi zingakwenza ukusebenza libe luncane kanye nokwenta ngokuvamile.
Kunakho izinkinga eziningi lapho kusebenziswa izikhombisi zesikrweyu sezinkulungwane. Isinkinga esisodwa kukhona ukuthi kungalibonisi amandla okuhamba okufanele. Lokhu kungakwazi ukuthi isikhombisi asifanele kulemsebenzi. Umzekelo, uma isikhombisi esincane sisebenzisa ukuzimela izintshinga ezingaphezulu, kungathola umphumela wokusebenza ngokuphelele. Isinkinga esinye kukhona ukuthi isikhombisi sithwala. Uma isikhombisi sisebenza ngemva yezinsuku eziningi ngaphandle kokuvaleka, kungathwala kakhulu. Lokhu kungasika izinto futhi kungabangela ukuthi kubuyiselwe ngokukhulu. Kuyamandla ukubheka izifiltara ngokuphelele. Izifiltara ezimhlophe zingabulawa ukuhamba kwamandla futhi zisikhombisi sisebenze ngokuphelele, lokhu kungabangela ukuthi kusindwe. Okwesibili, abasebenzi bafunda ukubheka izilayili zomthwalo. Ngokufanana nendiza, izikhombisi zidinga umthwalo ukuze zisebenze ngokuphelele. Ukuncipha kwezilayili zomthwalo kungasika izinyongo futhi kungabangela ukuthi zihlabe kakhulu. Ukubheka lezi zinkinga kuyamandla kubantu bonke abasebenzisa izikhombisi zesikrweyu, futhi i-Mazellion iyaphila ukusiza ngamaphepha nezinto ezinconywa ukuthi zisebenze ngokuphelele. Umzekelo, si I-Rod yokubhala ngokwesikhumba (DTH) ye-ZD-89, 89mm, yasezindaweni zokubhala izizinda zemfula nezokubhala ngokwesikhumba (DTH) yadlalwa ukuthi yenhance i-drilling efficiency.