1.Material:10B21,SCM435, 45# steel 2.Size:M3-M64 3.MOQ:10000PCS 4.FOBShenzhen:1.5- ... 10usd/1000pcs 1.StandardANSI B18.2, BS1796, DIN558, DIN933, DIN931, ISO40162.SizeMetric or inch, 1/4 ... , chromate plating, HDG, Dacromet.5.Salt spray time2 hours, 24 hours, 48 hours, 96 hours, 1000 hours we can do as per need. And can ...