Flat countersunk screw is suitable for power, aerospace, office equipment, petrochemical, electronics, communications, shipbuilding industry, machinery, etc. You can also see them in construction, manufacturing, engineering, assembling, landlord, repairmen, and other DIY projects.SpecificationColor: BlackMaterial: Carbon SteelThread Size: M2.5x8 mmOutside Diameter: 5 mm/0.2 InchLength: 8 mm/0.31 InchInner Hex Dia: 1.5 mm/0.06 InchPitch: 0.5 mm / 0.02 InchStrength Level: 10.9 GradePacking List: 100 Pcs x Flat Head Socket Cap Screws + 1Pcs x Hex SpannerAdvantageHex Drive Machine Screws: Made of durable carbon steel, strength level is 10.9 grade, wear-resistant, providing good strength and corrosion resistance in bad environments.
eBay