Ke kumu
1. ʻAʻole ʻoi ka ʻoi kea a ʻaʻole i like ke kiʻekiʻe o nā maka ʻelua.
2. ʻAʻole i kūpono ka helu waena o ka drill a me ka concentricity shank i nā pae hoʻohālike.
3. Aia ka mīkini ma ke ʻano o ka holo ʻole o ka spindle.
4. Ke neʻe nei ka papa hana (artifact).
5. ʻAʻole kūlike ka ʻōwili ʻana a me ka wikiwiki ʻoki.
6. He haʻahaʻa ka concentricity adapter a ʻaʻole i kūpono nā ʻikepili ʻenehana ʻē aʻe.
Ke kumu
1. He pololei ka lae waena a me ka lae, a i ole he oi ka lae waena.
2. Ke neʻe nei ka mea hana i ka wā wili.
3. ʻAʻole kūlike ka ʻōwili ʻana o ka spindle a me ka wikiwiki o ka hānai ʻana.
4. He haʻahaʻa ka concentricity adapter a ʻaʻole i kūpono nā ʻikepili ʻenehana ʻē aʻe.
5. Ua hemo a poino paha ka milo o ka mīkini hooluu.
Ke kumu:
1. ʻAʻole ʻoi ka ʻaoʻao o ka ʻili, pono e hoʻololi ʻia ka drill bit.
2. ʻO ka ʻāwī puʻupuʻu (chip groove) ʻo ia ka hoʻopaʻa ʻana e alakaʻi i ka wehe maikaʻi ʻole.
3. ʻO ka mea hana (mea) ka haʻahaʻa ma mua o ka palena a ʻaʻole maikaʻi ka maikaʻi o ke kāpili (ʻoi aku ka papa fiber a me ka plywood).
4. ʻAʻole kūlike ka māmā hānai mea hana me ka mea a me ka hohonu.
5. E koho i ke ʻano drill bit kūpono no ka hana ʻana i nā mea hana.
