steel bolt M10.8*30 with grade 10.9 steel bolts Part#: DFH-1030AMaterial: steelSurface: zinc platedThread: M10.8*30 with round-headLength: 30mmgoods in poly bags, poly bags in cartons, then in pallets Customized deigns are welcomeMore details please refer to our web site: www. chinadfh.com.cnWe are a manufacturer in producing aluminum profiles and accessories, such as T nuts, T bolts, connectors, ...