... pre-galvanized steelFinish: noProcess : punchingUsage:connector,construction,furniture... Custom made Stamping PartMaterial:mild steel,commonly ... use Q235Finish:hot-dip galvanizedProcess:punchingUsage:connector,construction,well protected from corrusion when use outside ... Part for ConstructionMaterial:Q235,Q345.Finish:hot-dip galvanized Process:punching,threading,weldingUsage:construction,support, ...