Nā mea pili
Ke kila kila, ke kila kalapona, ke aluminika, ke keleawe, ke keleawe, ke kila kila a me ke kila galvanized etc.
ʻOihana pili
ʻO nā lako metala, nā lāʻau lapaʻau, nā mea hoʻoikaika kino, nā mea haʻuki, ka ʻimi ʻaila, ka papa hōʻike, nā mīkini mahiʻai, ke kākoʻo alahaka, ka pahu hao kila, ka hale kila, ka hoʻomalu ahi a me ka hana paipu etc.
Nā ʻano o ka ʻoki ʻana i nā paipu
Poe, huinaha, rectangular, oval, OB-type, C-type, D-type, triangle, etc (maʻamau);Ke kila angle, ke kila ʻauwai, ke kila ʻano H, ke kila ʻano L, a pēlā aku (koho)