Nylock aku, makwaara dị ka mkpọchi aku, kpochidoro nut, aku na-akpọchi aku, na-enwe mmeri torque aku, stiif nutor na-agbanwe agbanwe nut, bụ a akụ na-eguzogide loosening n'okpuru vibrations na torque. Na-agbanwe mkpụrụ akụ na-emeri torque akụ bụ nke otu ụdị ebe ụfọdụ akụkụ nke aku deform elastically inye a kpochidoro edinam.
