ʻO ka ʻāpana hui pū kekahi pūʻulu ʻōwili hui a me kahi ʻōwili papalena. ʻO ka hui hui hui pū me ka silicone pumehana pumehana puʻupuʻu. ʻO ka wili puʻupuʻu wela he wili puʻupuʻu me kahi mea hoʻomehana i loko, ua hana ʻia ka ʻili me ka chrome paʻakikī, a ua poni ʻia a hoʻomaʻemaʻe ʻia; ʻike ʻia ka mahana o ka ʻōwili wela e ka mea ʻike a hoʻoponopono ʻia ke kamepiula i kēlā me kēia manawa; hana ʻia ka hoʻoponopono ʻana o ke kaomi composite e kahi mīkini cam eccentric, hiki ke hoʻoponopono steplessly. ʻO ka ʻōwili kalena ʻo ia ka mea like me ka hui ʻōwili hui, ʻo ia hoʻi, ʻo ka chrome plated pressure roll i haku ʻia me kahi ʻōwili silicone kaomi, akā ʻaʻohe mea hoʻomehana. ʻO ka hana nui o ka hui ʻōwili kalena: ʻo ke kiʻi ʻoniʻoni i hoʻopaʻa mua ʻia a me ka mea i paʻi ʻia e hui pū ʻia me ka ʻōwili composite.