I-Spiral Bevel Gear ivame ukuchazwa njengegiya elimise okwekhoni elisiza ukudluliswa kwamandla phakathi kwama-ekseli amabili aphambanayo.
Izindlela zokukhiqiza zidlala indima ebalulekile ekuhlukaniseni ama-Bevel Gears, kanye nezindlela ze-Gleason ne-Klingelnberg eziyinhloko. Lezi zindlela ziholela kumagiya anomumo wamazinyo ahlukile, namagiya amaningi akhiqizwa kusetshenziswa indlela ye-Gleason.
Isilinganiso esilungile sokudluliswa kwe-Bevel Gears ngokuvamile siwela phakathi kwebanga elingu-1 ukuya ku-5, nakuba ezimweni ezithile ezimbi kakhulu, lesi silinganiso singafinyelela kufika ku-10. Izinketho zokwenza ngokwezifiso ezifana ne-centre bore nokhiye zinganikezwa ngokusekelwe ezimfuneko ezithile.