Description:[Material] Made of 10.9 grade carbon steel, 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, the repair industry and power industry, aerospace industry, office equipment industry, petrochemical industry, electronics industry, communications industry, shipbuilding industry, machinery, etc.Specification:Product Name: Flat Head Hex Socket Cap ScrewColor: BlackMaterial: 10.9 Grade Carbon SteelThread Type: Fully ThreadThread Diameter: 1/4-20Screw Length: 1-1/4"Head Size: 12.8mmx4.1mm/0.5"x0.16"(D*H)Hex Socket Head Width: 4mm/0.16"Package Content:20Pcsx Flat Head Hex Socket Cap Screw
