Nā te kaha o te piri ka taea ai tēnei hei topenga taumaha. Kei te wātea mai hei rawhi ngongo kowiri tira, he rawhi ngongo rino rānei, he mea tino pai ēnei ina he iti te wāhi, he uaua rānei te toro atu. Kāore i te tūtohutia mō ngā ngongo ngohengohe, ngongo silicone rānei. Mō ngā huihuinga ngongo iti, whakaarohia ngā rawhi ngongo puku-kutukutu iti.

Ngā tono me ngā ahumahi:

• Ngā ngongo whakakaha-waea
• Ngā raina wahie motuka me ngā ngongo putanga hau
• Ngā paipa – ngā ngongo hiri, ngā paipa wai me ngā putanga totohu moana
• Ngā tohu, ngā whakatikatika rangitahi, te hiri i ngā ipu nui

Ko ēnei rawhi kutukutu taipana-teitei te momo e pā ana ki ngā rawhi jubilee. Kei roto i te rawhi he tīwiri miro-porowhita, he taputapu kutukutu rānei, e mau ana. Ina hurihia te tīwiri, ka rite ki te puku kutukutu e kukume ana i ngā miro o te whitiki. Kātahi ka whakau te whitiki ki te ngongo, ki te ngongo rānei.

Ko ngā rawhi ngongo puku noke iti e kiia ana he rawhi ngongo moroiti. He whānui te whitiki 5/16″ me te tīwiri pane hex kōhao 1/4″. Ka taea te hanga i te hanganga mā te whakakotahi i ngā whitiki maitai kore waikura me ngā tīwiri whakakikoruatia ki te konutea, ki te maitai kore waikura rānei.

Ko ngā rawhi ngongo taraiwa kutukutu, ngā rawhi ngongo taputapu kutukutu rānei te rawhi ngongo e whakamahia whānuitia ana. Ko te nuinga o ngā rawhi he whitiki whānui 1/2″ me te tīwiri pane hex kōhao 5/16″. Kāore i te tūtohutia kia whakamahia me ngā ngongo ngohengohe/silicone, ngā ngongo rānei. Kua hangaia ngā rawhi ngongo kia rite ki te paerewa ANSI/SAE J 1670, ko "Ngā rawhi Momo F mō ngā mahi paipa".