Ko te mīhini wero ngira iti RF me whakamahi i ngā irahiko ngira iti parakore ka taea te whakamahi, i ngā irahiko auau irirangi parakore ka taea te whakamahi. Ko ngā irahiko ngira iti 49-PIN me te 25-PIN he mea whakakikorua ki te koura, he 0.2mm noa te whānui. Ko te tinana ngira he mea hanga ki te maitai kore waikura 06Cr19Ni10 he 20μm te whānui, ā, ko te pito ngira he 20μm noa te whānui. Haunga te 0.3mm i te pito, kua pania te toenga o te ngira ki tētahi paparanga ārai, e whakawhāiti ana i te kaha ki te mahi i te pito anake, ā, e ārai ana i te kino o te wera ki te kiri.