ʻO ka mīkini paʻa maikaʻi, maʻalahi a maʻalahi hoʻi ka hana, hiki i ka mīkini ke wili a me ka hoʻonui ʻana i ka hoʻonui ʻana i hiki ke hōʻoluʻolu a me ka paʻi ʻana, he ākea ka hoʻohana ʻana i ka laulā, kūpono loa no ka hana ʻana i nā ʻano ʻano paʻakikī o ʻelua 3d concave a me convex mold a paʻakikī o ka. ʻO ka ʻili o ka lua a ʻoi aku ka maikaʻi no ka hoʻoili ʻana i ka puʻupuʻu, He kūpono no ke kaʻa mold kiʻekiʻe, locomotive, mea hana aerospace Light industry textile electronic apparatus, a me nā ʻoihana hana mīkini e like me ka hana ʻana o ka pahu liʻiliʻi a me ka liʻiliʻi i nā ʻāpana pā pā pā.