ʻO kahi ākea o nā noi: wili, polishing, ʻokiʻoki, wehe i ka ʻōpala o nā huahana metala; Nā mea niho (prosthetics) wili, polishing, etc.; ʻO ka mea nui ke alo i ka mālama ʻana i nā mea kelepona kelepona, nā lako kamepiula, nā ʻāpana kaʻa, nā ʻāpana ākea a me nā ʻoihana niho.