Thread Diameter: 5/16-18; Rod Length(Under Head): 4-1/2"; Head Size: 11 x 7.8mm / 0.43" x 0.31"(D*H); Hex Socket Head Width: 5.6mm / 0.22"
Product Name: Hex Socket Head Bolt; Color: Black; Material: 12.9 Grade Alloy Steel; Finish: Black Oxide; Processing Technology: Cold Forging+Thread Rolling
Material: Made of 12.9 grade alloy steel, black oxide finish, it has high strength, rust resistance, oxidation resistance and corrosion resistance, which can ensure long-term use.
Advantage: Hexagonal socket head type, uniform force is not easy to slip, easy to use. Suitable for replacing old bolts at any time.
Application: Widely used in woodworking and DIY jobs, fasteners for the furniture, repair industry, etc.