Lub blades ntawm tusmuab kauv pawgtuaj yeem ua tau li niaj zaus lossis raws li qee qhov kev xav tau. Qhov peb ua feem ntau yog 10x2mm, qhov ntsaws hniav yog 10mm, lub thickness yog 2mm, thiab lub suab dav dav yog feem ntau 40mm. Yog tias cov qhua tuaj noj mov muaj cov tseev kom muaj, nws tuaj yeem tsim tau li 50mm. Yog hais tias tus txha hniav zoo li nyias li ntawm 2mm, peb kuj tuaj yeem tsim nws ntawm 3mm. Cov hniav tawg tsis yog yooj yim deformed thaum nws yog tsav mus rau hauv av.
