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: SilverDrive Type: Hex SocketMaterial: 304 Stainless SteelThread Count: 32 TPI Fine Thread UNFInner Hex Dia: 3.18 mm / 0.13 inchOutside Diameter: 9 mm / 0.35 inchThread Diameter: #10-32Length: 1-1/4" (31.75 mm)Thread Pitch: 0.79 mm / 0.03 inchStrength Level: 6.8 GradePacking List: 20 Pcs x Flat Head Socket Cap ScrewsAdvantage1. Hex drive machine screws are made of 6.8 grade 304 stainless steel with surface polishing, durable, rust-proof, and wear-resistant, providing good strength and corrosion resistance in bad environments.2.
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