uxcell5-40x3/8 Flat Head Socket Cap Screws, 10.9 Grade Carbon Steel Hex Socket Countersunk Flat Head Screw Bolts Machine Screws Fasteners, Fully Threaded, Black Oxide, 20Pcs

Drive Type: Hex Socket; Head Style: Flat Head; Material: 10. 9 Grade Carbon Steel; Model:5-40x3/8"; Head Size: 6. 6mmx2. 3mm/0. 26"x0. 09"(D*T; Hex Socket Head Width: 2mm/0. 08", [Material] Made of 10. 9-grade carbon steel, it has high strength, rust resistance, oxidation resistance, and corrosion resistance. , [Advantage] Hexagonal socket head type, uniform force is not easy to slip, easy to use. Suitable for replacing old bolts at any time. , [Great To Keep Around] Flat head socket cap screws are great to have around for use in wet environments and have strong oxidation resistance. They are strong, corrosion-resistant, and will support all of your projects. , [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.