AS BESI ST41 OD 63,5 mm (2,5 inchi) X PANJANG 150mm (15cm) MILD STEEL ROD SOLID ROUNDBAR MATERIAL SHAFT STELL BAR BAHAN LOGAM ASSENTAL PADAT BATANGAN SS400 AISI 1018 ASTM A36 PEJAL POTONGAN BULAT HALUS DIAMETER 63,5 mm ST 41 AISI1018 GOOD QUALITY mili