Ndi makina omwe amadula mosalekeza ma sheet ozungulira kukhala ma sheet ongozungulira okha, ndipo amatha kugwiritsidwa ntchito monga momwe zilili kapena pambuyo polumikizana ndi makina omangira.Amagwiritsidwa ntchito kwambiri pazovala, zida za nsapato, zokongoletsera, matiresi, matiresi, sofa ndi mafakitale ena.Makinawa amagwiritsidwa ntchito poyambira ntchito yayitali yodulira, kusintha zida kuti ziwongolere makulidwe (makina amasankha mpira wononga ndi servo control system kuti agwiritse ntchito ukadaulo waposachedwa wa digito, komanso, Itha kugwiritsidwanso ntchito kusintha zida zoyambira kudula makulidwe , ntchitoyo imakhala yosinthika komanso kudula kulondola ndikolondola.