Ma idlers akugwira gawo lofunikira mu lamba wonyamula lamba, ndipo amakhala ndi njira yonse yoyendera kuti athandizire lamba ndikusuntha zinthu zomwe zidakwezedwa palamba.
Ma conveyor idlers atha kugwiritsidwa ntchito: Kunyamula, kuyamwa, kusintha, etc.
Zida zimatha kukhala zitsulo, nayiloni, mphira, ceramic, PE, HDPE ndi zina zotero.