Udupira tw’impande esheshatu dufite umutwe wa hexagonal ufite imigozi y’imashini, dukoreshwa hamwe n’udupira kugira ngo dukore uruvange rw’udupira n’udupira, dukoreshwa nk’ibifunga kugira ngo dufatanye impande zombi z’ubuso. Ibi bitandukanye n’udupira tw’impande esheshatu, ariko tuzenguruka ku ruhande rwatwo, tugatobora ubuso, kandi tukaba duhamye. Udupira tw’impande esheshatu tuzwi kandi nka screws zo gupfuka n’udupira tw’imashini. Ubusanzwe uburebure bwabyo buri hagati ya ½ na 2 ½ santimetero. Bushobora kugera kuri santimetero 30 z’uburebure. Udupira tw’impande esheshatu turemereye n’udupira tw’imiterere bifite ubushobozi bwo kwihanganira ibintu bitandukanye. Izindi ngano nyinshi zitari izisanzwe nazo zishobora guhindurwa hakurikijwe ibisabwa kugira ngo zihuze n’intego zitandukanye. Udupira tw’impande esheshatu dukoreshwa cyane nk’ibifunga mu mbaho, mu byuma, no mu bindi bikoresho. Dukoreshwa nk’udupira tw’inkingi mu kubaka ibiraro, ku cyambu, imihanda minini, no mu nyubako.