Lock nzungu dzinoshandiswa kutsvaga mabearings nezvimwe zvinhu pashaft pamwe nekufambisa mabearings ekukwira pamajenari ane tapered uye mabearings ekudzika kubva pamaoko ekubvisa.
Precision yekiyi nzungu dzine mapini ekukiya, KMT uye KMTA akatevedzana ekiyi nzungu ane mapini matatu ekukiya akaenzana akatenderedza denderedzwa rawo anogona kusimbiswa nemaseti screws kukiya nati pashaft.Chiso chekupedzisira chepini yega yega chinogadzirwa kuti chienderane neshinda yeshaft.Masikiru ekukiya, kana akasimbiswa kune torque inokurudzirwa, anopa kukwesha kwakakwana pakati pemigumo yepini neshinda yakaburitswa shinda kudzivirira kuti nati isasununguke pasi pemamiriro ekushanda.
KMT kukiya nzungu dziripo kune shinda M 10×0.75 kusvika M 200×3 (saizi 0 kusvika 40) uye Tr 220×4 kusvika Tr 420×5 (saizi 44 kusvika 84)
