Heavy Hex Structural Bolt Lianyungang Pingxin Fastener Co., Ltd. Base Info Model NO.:Structural BoltMaterial:Carbon SteelType:Hexagon HeadConnection:Common BoltHead Style:HexagonalStandard:ANSIGrade:8.8 Description Pre:Stainless Steel Double Bend Next:Plow Bolts, Alloy Steel Plow Bolts