cold drawn bright steel bar 1)Standard :JIS ASTM GB DIN 2)certificate:BV, ... 3)Brand:TISCO,LISCO,JISCO,,ZPSS cold drawn bright steel bar BrandBAOSTEEL, JISCO, TISCO , LISCOCertificateBV,SGSSurface2B, BA, NO.4, NO ... coarse stria, but thinner than No3, are used as bathtub buildings inner and external ornaments electrical appliances kitchen utensils and ... can to be the mirror. cold drawn bright steel bar