Moudle Wenzhou Ruyi Import and Export Co., Ltd Base Info Material:High Strength SteelType:Hexagon HeadConnection:NutHead Style:HexagonalStandard:DINGrade:4.8Specification:11BOrigin:China Wenzhou Description Pre:ASTM A649 F65 Anchor Flange Forged 30 Inch X 15.88 mm Next:Fasteners Floorboard Thread Cutting Screws 1/4-20 X 2 1/2 Drive Black Drive Alloy Steel