Hanaʻia kā mākou mau pale keleawe i ke keleawe kūlana kiʻekiʻe a ua hoʻolālāʻia e kūpono i nā kūlana kiʻekiʻe a me ka hilinaʻi e pono ai. ʻAʻole hiki i kēia screw ke hoʻomau i ka hana paʻa i nā ʻano like ʻole, akā hiki ke kūpaʻa i ka wā a me ke kūpaʻa nui ʻana i ka corrosion, e kūpono ana i nā papahana i hōʻike ʻia i nā wahi waho a i ʻole ka humid no ka manawa lōʻihi.
Ma waho aʻe o kā lākou hana ʻenehana maikaʻi loa, hōʻike pū nā ʻili keleawe i nā hiʻohiʻona nani, e hui pū ana i ka maikaʻi kiʻekiʻe a me ka hana akamai. ʻO ko lākou lōʻihi a me ka hiʻohiʻona nani ua lilo lākou i koho mua no nā papahana he nui a hoʻohana nui ʻia i ka aerospace, ka mana, ka ikehu hou, a me nā māla ʻē aʻe.