ʻO nā excavators kekahi o nā mea kaulana loa a me nā ʻāpana like ʻole o nā mea kaumaha ma ka honua.Hiki ke hoʻohana ʻia no nā hana like ʻole, mai nā papahana kūkulu nui a hiki i ka ʻeli ʻana i nā ʻauwaha no nā laina pono.