Izikrufula-zikrufu zombane zisetyenziswa kakhulu kwimizi-mveliso nakwimisebenzi yasekhaya, ngokuqhelekileyo xa kufakwa okanye kususwa izibophelelo ezinemisonto.
Isikrufu sombane sobuchwephesha, uninzi lwamandla makhulu, oku kwenzelwa ukuvumela iingcali ukuba zinciphise umthwalo womsebenzi, ziphucule ukusebenza kakuhle komsebenzi; Kwaye njengokusetyenziswa ekhaya, kuba iprojekthi incinci, ngoko ke amandla okufaka olu hlobo lwesikrufu sombane ngokubanzi awadingi nto ingako.
Iimfuno ze-screwdriver yombane efanelekileyo kwi-motor yi-torque ephakathi kunye nesantya, izinzile kwaye ithembekile. I-torque ephantsi kunye nesantya zichaphazela ukusebenza kakuhle, ukukhethwa kwe-motor enamandla aphezulu kuya kwenza i-fuselage idumbe, ibe nzima, kwaye ingabi lula ukuyisebenzisa. Ukongeza, ipharamitha ebalulekileyo ye-screwdriver yombane kukugxila, okufuna uzinzo oluphezulu kakhulu lwe-gearbox ye-motor. Ngokubanzi, izixhobo zesinyithi ezichanekileyo kakhulu ziyakhethwa. Kucetyiswa ukuba kuhlangatyezwane neemfuno eziphambili ezingentla ngaphambi kokuba kuqwalaselwe ngokufanelekileyo ingxolo kunye nobomi. Kwii-screwdriver zombane zasekhaya ezingasetyenziswa rhoqo, ngokubanzi abavelisi baya kukhetha ukonga iindleko kwezi zinto zimbini.