DF 2020 20×20 Meterial A6N01S-T5 Surface Processing Anodized Weight 0.39 ㎏/m Section Area 145.94㎟ Second Section Monent lx = 0.59×10㎝4 ly = 0.59×10㎝4 Specification 4,000mm / 6,000mm Color Silver, Black Application machine Structure frame, work table, machine cover (기계구조물, 작업대, 기 계커버)