He tāhuhu pūmau he mea tāwhiti, ko tana mata hoko i te kīwaha e rite ana ki te whenua, ā, ka taea e ia te whakamahi i ngā mahi whakapai e rite ana ki te whenua rānei. Nō reira, e whai ana ngā roanga pūoro āhuatia me ngā pūtahi tāwhiti hei whakamahi i tēnei tūmomo. I whakatakoto ki ngā sanding machine, ka whakamahi hei whakapai i ngā papa rākau, ka waihangahia te mata o te whenua hei noho tika mō te tuhituhi rānei, mō te whakauru huatau. Inaianei, i te mahi tangata ki ngā mete, ka orohia ngā rango mete ki ngā uiui e hiahiatia ana, ka noho maero ai ki te tohu. Nā te whiuwhiu nui o te rautaki, ka whakamahia mai ngā mahi tāwhiti i runga i te whakariterite i te momo i te whanaketanga o te mata o te mahi.