Mawonekedwe:1. Thupi lapulasitiki lamphamvu lokhala ndi zitsulo.2. Chipatala chokhazikika komanso chosakhalitsa.3. Njira yotsitsa mwachangu.4. Chothandizira chomangidwira chosavuta.5. Internal zitsulo kukoka ndodo dongosolo, ntchito yopulumutsa ndi kudya.6.Strong zitsulo zomangira ntchito yomanga ingagwiritse ntchito 10 #,24/6,26/6 mu stapler imodzi.