AS BESI ST41 OD 31,75 mm (1,25 inchi) X PANJANG 500mm (50cm) MILD STEEL ROD SOLID ROUNDBAR MATERIAL SHAFT STELL BAR BAHAN LOGAM ASSENTAL PADAT BATANGAN SS400 AISI 1018 ASTM A36 PEJAL POTONGAN BULAT HALUS DIAMETER 31.75 mm ST 41 AISI1018 GOOD QUALITY mili