Galvanized Carbon Steel Thread Rod DIN975 M2-M52 Jiaxing CNS Metal Co., Ltd. Base Info Model NO.:M2-M52Material:Carbon SteelSurface Finishing:Zinc PlatedGrade:4.8-12.9Certification:ISO, RoHSCustomized:CustomizedTrademark:CNSTransport Package:by SeaSpecification:M2-M52Origin:China Description Pre:Black M56 Heavy Nuts High Strength GB6170 Hex Nuts Next:Black M27 Heavy Nuts High Strength GB6170 Hex Nuts