ʻO nā pōhaku hopu Rotary grad, ke kila, ka lāʻau i hopu ʻia me ka hoʻohana ʻana i nā mea kūikawā, ke ʻano māmā, ke kiʻekiʻe kiʻekiʻe, ke kūpaʻa lole kiʻekiʻe.
ʻO ka laulā kiʻekiʻe, ke kaumaha liʻiliʻi a me ka hana kiʻekiʻe o ka pae like.
I mea e hoʻonui ai i ka ikaika, e hoʻohana i kahi cylinder kaha nui kūikawā.
Hiki i ka clockwise , counterclockwise rotation o 360 degere.