Ua like keʻano o ka'ōpala i kekahiʻano o ka lima excavator. Aia kahi'ōwili ikaika i hoʻopaʻaʻia ma ke kino o ke kino, a me ka cyribulic cydraulic ua kauʻia ma hope o ka paʻu e hoʻoponopono ai i ka pilikia o ka cylinder. ʻO ia ka mea, ua paleʻia ka cylinder cylinder e ka bracket pili e pili ana i ka blacket pili