1, Gukata uburebure: 500mm-9999mm.
2, Gukata neza: ± 1mm.
3, Koresha pompe yamavuta yigenga kandi akayunguruzo gahuza amatsinda abiri yumuringa wumuringa kugirango ugabanye ibikoresho bitandukanye byamavuta, amavuta no gukonjesha.
4, Icyuma cya Helical structure, andika icyuma cyinyo, kugabanya guhagarika inzitizi, urusaku ruke.
5, Kuringaniza kuringaniza: ibyuma byujuje ubuziranenge byuma byuma, bifasha kugumya guhagarara neza.