Zipangizo za Mbale zamimba yopangidwa ndi Ariaren onse opangidwa ndi chitsulo, ndipo woyeserera sangasindikize izi potenga. Izi zimafuna kugwiritsa ntchito wachifwamba wa panja ndikuyamba kusindikiza kapena kuwulula. Pachithunzichi ndiye dzanja la dzanja loperekedwa ndi Airiren. Pali zigawo ziwiri, 11mm ndi 20m, zomwe ndizoyenera kwa 11m sypepe autosander vial ndi 20mm misite mutu motsatana.