Makina a mphero a GMM-Y Series Edge ndi mtundu wa makina odzipangira okha m'mphepete mwa beveling okhala ndi chiwongolero chakutali m'malo mwachilango chakale.Fikirani zitsulo m'mphepete mwa bevel ndi kudula kozizira ndi zoyikapo popanda kuipitsidwa ndi kulondola kungafikire Ra3.2-6.3.
