HP-BS fa'asologa vacuum si'i e masani ona fa'aaogaina mo le fa'amomoliina o masini leisa ma le fa'aogaina o u'amea, ma e masani ona fa'aoga fa'atasi ma koluma cantilever cranes po'o alalaupapa ta'iala. O meafaigaluega e mafai ona pulea e le AC, DC, poʻo le pneumatic pule.
Taimi meli: Nov-02-2022