Stainless Steel Hex Bolt, Stainless Heavy Bolt (M48) Hiawa Hardware & Machinery Co., Ltd. Base Info Model NO.:M48Material:Stainless SteelType:Hexagon HeadConnection:Common BoltHead Style:HexagonalStandard:DINGrade:6.8Finish:Shot Blasting or Natural ColorSize:M20-M76Trademark:HIAWA Description Pre:Malleable Iron Pipe Fittings Next:Square Weld Nut (DIN928)