ʻO nā pahu pahu Rotary mower kahi ʻāpana koʻikoʻi o nā mower mauu i hoʻohana ʻia i nā noi mahiʻai no ka ʻoki ʻana a me ka mowing.ʻO ke kumu o ka pahu pahu ka hoʻouna ʻana i ka mana i hana ʻia e ka tractor's power take-off (PTO) shaft i nā lau ʻōwili no ka ʻoki ʻana a me ka ʻoki ʻana i ka mauʻu, nā mea kanu a me nā mea kanu ʻē aʻe.He mea koʻikoʻi ka pahu pahu kūpono no ka mea e hōʻoia i ka wili ʻana o nā ʻōpala mower i nā wikiwiki kiʻekiʻe e ʻoki koke a ʻoki i nā mea kanu paʻa.Hana ʻia ka pahu pahu me ka hao a i ʻole alumini.Aia ia i kekahi mau mea nui e like me ka hoʻokomo a me ka hoʻopuka ʻana i nā shafts, gears, bearings, a me nā sila.Hoʻopili ʻia ke kumu hoʻokomo i ka PTO o ka tractor nona ke kuleana no ka hana ʻana i ka mana rotational.