Fastener Zinc Hot DIP Galvanized Heavy Hex Nut Hebei Chengyi Engineering Materials Co., Ltd. Material:Carbon SteelType:Hexagon HeadConnection:Common BoltHead Style:HexagonalStandard:DINGrade:8.8 Base Info Model:DIN934 DIN6923Sample:ProvideOEM:OEM WelcomeODM:ODM WelcomeFeatures:Good Anti-Corrosion AbilityDrive Type:Hexgon HeadTransport Package:Box , Bulk Packing , PalletSpecification:M4-M30Trademark:ChengyiOrigin:Hebei, ChinaHS Code:7318160000Production Capacity:600 Tons , Month Description Overview Product DescriptionDetailed PhotosCompany ProfileCertifications FAQ Pre:DIN931 Hex Head Bolt Hex Cap Screw Half Partial Thread Carbon Steel Black Oxide Galvanized Next:DIN931 Hex Head Bolt Hex Cap Screw Half Partial Thread Carbon Steel Yellow Zinc Plated Galvanized