Imigozi yimbaho iraboneka cyane mubigo byose byo murugo no mububiko bwibikoresho kandi byashizweho kugirango bihuze ibiti bibiri hamwe.Bahujwe igice cyinzira hanyuma bakagira shanki yoroshye hejuru.Ibi bifasha gufata imigozi mu mwanya.Birasa naho bihenze kandi biza ubwoko bwose bwa diametre hamwe numutwe.