Mtedza Wosunga Wapamwamba Wazowonjezera za Hydraulic DIN.Sankhani kuchokera ku Zinc, Zn-Ni, Cr3, kapena Cr6 plating.Amapangidwa ndi Chitsulo cha Carbon cholimba, Chitsulo chosapanga dzimbiri, kapena zida za Brass.Pezani koyenera kwa hydraulic system yanu.