Makina osindikizira a Stack flexo ndi chipangizo chosindikizira chapamwamba chomwe chimatha kupanga zojambula zapamwamba, zopanda banga pazinthu zosiyanasiyana. Makinawa ali ndi zinthu zingapo zomwe zimathandiza kusindikiza njira zosiyanasiyana komanso zochitika zopangira. Limaperekanso kusinthasintha kwakukulu ponena za liwiro ndi kukula kwa kusindikiza. Makinawa ndi abwino kusindikiza zilembo zapamwamba, zoyikapo zosinthika, ndi ntchito zina zomwe zimafuna zithunzi zovuta, zowoneka bwino.