Makina ojambulira, mtundu wa makina omanga misewu omwe amagwiritsidwa ntchito kwambiri m'misewu, malo oimikapo magalimoto, mabwalo ndi mayendedwe othamangira kuti mulembe zoletsa zosiyanasiyana, malangizo ndi machenjezo pa nthaka yathyathyathya.

Makina ojambulira adagwira nawo gawo lalikulu pakukonza mizinda ndi misewu yayikulu chifukwa cha zabwino zake monga mwachangu, zogwira mtima, komanso zolondola, zomwe zapulumutsa nthawi yomanga komanso ndalama zachuma zomanga misewu kwambiri.