Stainless Steel American Standard Nylon Locknut Dongguan Top Hardware Co., Ltd. Base Info Model NO.:1,4-5,8Material:Stainless SteelType:Round HeadConnection:Common BoltHead Style:HexagonalStandard:DIN, ANSI, GB, JISGrade:6.8Transport Package:CartonOrigin:China Description Pre:Fastener Hardened Wooding Screw Dragon Skeleton Home Decorate Screw Next:Carbon Steel Plated Copper Flat Countersunk Head Slotted Machine Screw