Pehea e ʻeli ai i kēia lua conical ma ka pā MS & SS? ʻEkolu a mākou ʻanuʻu, koho mākou i ʻekolu kikoʻī ʻeli e hoʻoheheʻe i ka pā, kahi hiki ke 20mm mānoanoa. ʻO kahi laʻana, ke kalai mākou i hoʻokahi pā me 20mm mānoanoa, hoʻohana mua mākou i ka liʻiliʻi o ka drilling liʻiliʻi e wili i ka hohonu o 18mm, a laila e hoʻohana i kahi ʻeli ʻeli e wili ai i ka papa 2mm hope loa, e hoʻohana hope loa i ka nui wili nui e hoʻonui i ka lua o luna a hiki i ka hohonu o 10mm. ʻO ka papa o ka mānoanoa o ka pā ma muli o ke koi a nā mea kūʻai aku, hoʻohana mākou i ka ʻeliʻeli i lawe ʻia mai, i hiki ke ʻike ʻia ma ka makeke ʻo Kina, ʻo ia ke kumu e hiki ai iā mākou ke hana i ka lua conical no kā mākou mea kūʻai aku.