Spur Gears ndiwo mutengo unowanzo shandiswa giya rudzi .They are charcterze by mazino ayo ari perpendicular o face yegiya .Spur giya ndiwo anonyanya kuwanikwa ,uye anowanzo kudhura zvishoma .The basic descripive geomety for a spur gear inoratidzwa mumufananidzo uri pasi apa.