Inoshandiswa zvakanyanya zviitiko zvakakosha zvine huchokwadi zvinodiwa, pamwe nepasi pesimba rakakura, vibration kana kuchinjika mutoro.Inonyanya kushandiswa mumigwagwa mikuru uye njanji mabhiriji, maindasitiri uye zvivakwa zvevagari, shongwe, cranes.