I-screw conveyor okanye i-auger conveyor yindlela esebenzisa i-helical screw blade ejikelezayo, ebizwa ngokuba “kukubhabha”, ngokuqhelekileyo ngaphakathi kwetyhubhu, ukuhambisa imathiriyeli engamanzi okanye yegranular.Zisetyenziswa kumashishini amaninzi okuphatha isambuku.Abahambisi beScrew kushishino lwanamhlanje bahlala besetyenziswa ngokuthe tye okanye kwindawo encinci njengendlela esebenzayo yokuhambisa izinto eziqinileyo, kubandakanya inkunkuma yokutya, iinkuni, ii-aggregates, iinkozo, ukutya kwezilwanyana, uthuthu lwebhoyila, inyama, kunye nesidlo samathambo, inkunkuma eqinileyo, kunye nabanye abaninzi.