Zitsulo zomwe zimagwiritsidwa ntchito kwambiri popanga zida zamakina omangira ndizozimitsidwa ndi chitsulo chokhazikika, chitsulo cholimba, chitsulo cholimba komanso cholimba komanso chitsulo cha nitrided.Mphamvu ya zida zopangira zitsulo ndizotsika pang'ono kuposa zida zopangira zitsulo, ndipo nthawi zambiri zimagwiritsidwa ntchito ngati magiya akulu, chitsulo chotuwira chimakhala ndi makina osasunthika bwino ndipo chitha kugwiritsidwa ntchito potumiza magiya opepuka, chitsulo cha ductile chimatha pang'ono. sinthani zitsulo kuti mupange magiya.
M'tsogolomu, zida zamakina zamakina zikukula molunjika ku katundu wolemetsa, kuthamanga kwambiri, kulondola kwambiri komanso kuchita bwino kwambiri, ndipo yesetsani kukhala ochepa kukula, opepuka kulemera, kwautali m'moyo komanso kudalirika kwachuma.