Umutwe w'Ipanu Irinda Gutembagara Y – Ubwoko bwa Gatandatu Lobe Irinda Gutembagara Kwikorera – Gukanda Umunyururu Urinda Umugozi

Izi screws z'umutekano zifite umutwe w'inyuma, ubwoko bwa Y, tamper y'inyuma ifite lobe esheshatu, na triangle drives kugira ngo zirusheho kurinda ubujura. Hamwe n'imashini zikora ku giti cyazo n'imigozi y'imashini, ni nziza cyane ku bikoresho by'ikoranabuhanga, ibikorwa rusange, ibice by'imodoka, ndetse n'ibikoresho by'ikoranabuhanga bisaba gufunga neza.