Description:Carbon Steel hex socket head screw used extensively where fasten is needed.Widely used in furniture industry, wind power industry, the aerospace industry, office equipment industry, petrochemical industry, the electronics industry, the communications industry, shipbuilding industry, machinery, etc.Fixing component, industrial and construction fasteners. Specification:Product Name: Machine ScrewsModel: M8x50mmThread Specification: M8Material: Carbon SteelColor: Color zincScrew Length: 50mm/1.97"Screw Cap Thickness: 4mm/0.16"Inner Hex Dia.:5mm/0.2"Pitch: 1.25mm / 0.05"Screw Head Dia: 13mm / 0.51"Screw Groove Type: Hex SocketSurface Treatment: Zinc PlatedPackage Content: 15Pcsx Hex Socket Machine Screws