Chomangira chapakati cha punch lock chomwe chimakonzedwa kale chili ndi kapangidwe kopanda bolt kopangira payipi yaukadaulo yotsika. Zomangirazi zitha kuyikidwa mwachangu m'munda pogwiritsa ntchito chida chapakati cha punch hand. Chimapezeka mu chitsulo chosapanga dzimbiri cha 300 komanso mu chitsulo cholimba. Chida chapakati cha punch clamp (monga momwe chikusonyezedwera) chikufunika poyika. Chida chocheperako komanso chotsika mtengo cha payipi yaying'ono ya mainchesi chikupezekanso. Makulidwe a clamp yapakati ndi mainchesi 0.25 mpaka 0.31, kutengera kukula kwa clamp. Kuti mudziwe zambiri kapena tsatanetsatane wazinthu, chonde omasuka kulumikizana nafe..

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